Standard Lemma guide

swarm

noun · verb · 14 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • General-American: /swɔɹm/
  • Received-Pronunciation: /swɔːm/
  • US: Recorded audio is listed in the source snapshot.
  • rhymes with -ɔː(ɹ)m
  • CMU ARPABET: S W AO1 R M Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

A large number of insects, especially when in motion or (for bees) migrating to a new colony.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

A mass of people, animals or things in motion or turmoil.

Definition source: English Wiktionary via Wiktextract

Examples

  • a swarm of meteorites

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

A group of nodes sharing the same torrent in a BitTorrent network.

Definition source: English Wiktionary via Wiktextract

Topics: computing, engineering, mathematics, natural-sciences, physical-sciences, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

A number of small earthquakes (or other seismic events) occurring, with no clear cause, in a specific area within a relatively short space of time.

Definition source: English Wiktionary via Wiktextract

Topics: geography, geology, natural-sciences, seismology

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

verb

Meaning 5

To move as a swarm.

Definition source: English Wiktionary via Wiktextract

Usage: intransitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: horde

Antonyms: none provided

6

verb

Meaning 6

To teem, or be overrun with insects, people, etc.

Definition source: English Wiktionary via Wiktextract

Usage: intransitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

7

verb

Meaning 7

To fill a place as a swarm.

Definition source: English Wiktionary via Wiktextract

Usage: transitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

8

verb

Meaning 8

To overwhelm as by an opposing army.

Definition source: English Wiktionary via Wiktextract

Usage: transitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

9

verb

Meaning 9

To climb by gripping with arms and legs alternately.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

10

verb

Meaning 10

To breed multitudes.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

11

noun

Meaning 11

a group of many things in the air or on the ground

Definition source: Princeton WordNet 3.0

Examples

  • a swarm of insects obscured the light
  • clouds of blossoms
  • it discharged a cloud of spores

Meaning relationships

Synonyms: cloud

Antonyms: none provided

Broader terms: group, grouping

Narrower terms: infestation, plague

12

noun

Meaning 12

a moving crowd

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: drove, horde

Antonyms: none provided

Broader terms: crowd

13

verb

Meaning 13

move in large numbers

Definition source: Princeton WordNet 3.0

Examples

  • people were pouring out of the theater
  • beggars pullulated in the plaza

Meaning relationships

Synonyms: pour, stream, teem, pullulate

Antonyms: none provided

Broader terms: crowd, crowd together

Narrower terms: spill over, spill out, pour out

14

verb

Meaning 14

be teeming, be abuzz

Definition source: Princeton WordNet 3.0

Examples

  • The garden was swarming with bees
  • The plaza is teeming with undercover policemen
  • her mind pullulated with worries

Meaning relationships

Synonyms: teem, pullulate

Antonyms: none provided

Broader terms: hum, buzz, seethe

Narrower terms: crawl

History

Etymology

From Middle English swarm, from Old English swearm (“swarm, multitude”), from Proto-West Germanic *swarm, from Proto-Germanic *swarmaz (“swarm, dizziness”), from Proto-Indo-European *swer- (“to buzz, hum”). Cognate with Saterland Frisian Swoorm (“swarm”), Dutch zwerm, German Schwarm, Danish sværm, Swedish svärm, Icelandic svarmur (“tumult, swarm”), Latin susurrus (“whispering, humming”), Lithuanian surma (“a pipe”), Russian свире́ль (svirélʹ, “a pipe, reed”). The verb is from Middle English swarmen, swermen, from Old English swirman (“to swarm”), from Proto-West Germanic *swarmijan, from Proto-Germanic *swarmijaną (“to swarm”), from the noun. Cognate with Scots swairm, swerm (“to swarm”), Dutch zwermen, German schwärmen, Danish sværme, Swedish svärma.

Across languages

Translations

194 source translations are retained for this English entry.

  • Afrikaans: swerm — large number of insects
  • Albanian: shemë — large number of insects
  • Albanian: luzmë — large number of insects
  • Arabic: ثَوْل (ṯawl) — large number of insects
  • Armenian: պարս (pars) — large number of insects
  • Asturian: ensame — large number of insects
  • Belarusian: рой (roj) — large number of insects
  • Bulgarian: рой (roj) — large number of insects
  • Bulgarian: роя́к (roják) — large number of insects
  • Catalan: eixam — large number of insects
  • Chinese Mandarin: 群 (qún) — large number of insects
  • Czech: roj — large number of insects
  • Old Czech: roj — large number of insects
  • Danish: sværm — large number of insects
  • Dutch: zwerm — large number of insects
  • Estonian: parv — large number of insects
  • Estonian: pilv — large number of insects
  • Finnish: parvi — large number of insects
  • Franco-Provençal: èssem — large number of insects
  • French: essaim — large number of insects
  • French: grouillement — large number of insects
  • Friulian: scuam — large number of insects
  • Galician: enxame — large number of insects
  • Georgian: ნაყარი (naq̇ari) — large number of insects
  • German: Schwarm — large number of insects
  • Greek: σμήνος (smínos) — large number of insects
  • Ancient Greek: σμῆνος (smênos) — large number of insects
  • Ancient Greek: ἑσμός (hesmós) — large number of insects
  • Hebrew: נְחִיל (neḥíl) — large number of insects
  • Hungarian: raj — large number of insects
  • Hunsrik: Schwaarem — large number of insects
  • Ido: esamo — large number of insects
  • Irish: saithe — large number of insects
  • Irish: scaoth — large number of insects
  • Italian: sciame — large number of insects
  • Italian: nugolo — large number of insects
  • Japanese: 群れ (mure) — large number of insects
  • Japanese: 雲霞 (unka) — large number of insects
  • Korean: 떼 (tte) — large number of insects
  • Korean: 무리 (muri) — large number of insects
  • Latin: exāmen — large number of insects
  • Latvian: spiets — large number of insects
  • Latvian: pulciņš — large number of insects
  • Lithuanian: spiečius — large number of insects
  • Lithuanian: būrys — large number of insects
  • Macedonian: рој (roj) — large number of insects
  • Māori: pōī — large number of insects
  • Mpade: mam — large number of insects
  • Norwegian Bokmål: sverm — large number of insects
  • Norwegian Bokmål: bisverm — large number of insects
  • Norwegian Nynorsk: sverm — large number of insects
  • Norwegian Nynorsk: bisverm — large number of insects
  • Occitan: eissam — large number of insects
  • Old East Slavic: рои (roi) — large number of insects
  • Iranian Persian: اِزْدِحام (ezdehâm) — large number of insects
  • Plautdietsch: Schwoarm — large number of insects
  • Polish: rój — large number of insects
  • Polish: chmara — large number of insects
  • Portuguese: enxame — large number of insects
  • Portuguese: nuvem — large number of insects
  • Portuguese: correição — large number of insects
  • Romanian: roi — large number of insects
  • Russian: рой (roj) — large number of insects
  • Sardinian: schissura — large number of insects
  • Scottish Gaelic: sgaoth — large number of insects
  • Serbo-Croatian: ро̑ј — large number of insects
  • Serbo-Croatian: rȏj — large number of insects
  • Sicilian: sciamu — large number of insects
  • Sicilian: assamu — large number of insects
  • Slovak: roj — large number of insects
  • Slovene: roj — large number of insects
  • Lower Sorbian: roj — large number of insects
  • Spanish: enjambre — large number of insects
  • Spanish: nube — large number of insects
  • Swahili: jana — large number of insects
  • Swedish: svärm — large number of insects
  • Turkish: sürü — large number of insects
  • Turkish: oğul — large number of insects
  • Ottoman Turkish: اوغل (oğul) — large number of insects
  • Ukrainian: рій (rij) — large number of insects
  • Uzbek: uya — large number of insects
  • Venetan: same — large number of insects
  • Venetan: samo — large number of insects
  • Volapük: kümam — large number of insects
  • Welsh: haid — large number of insects
  • Arabic: اِزْدِحَام (izdiḥām) — a mass of people or animals in turmoil
  • Bulgarian: ста́до (stádo) — a mass of people or animals in turmoil
  • Czech: dav — a mass of people or animals in turmoil
  • Czech: hejno — a mass of people or animals in turmoil
  • Czech: houf — a mass of people or animals in turmoil
  • Czech: zástup — a mass of people or animals in turmoil
  • Danish: sværm — a mass of people or animals in turmoil
  • Dutch: menigte — a mass of people or animals in turmoil
  • Dutch: massa — a mass of people or animals in turmoil
  • Finnish: lauma — a mass of people or animals in turmoil
  • French: nuée — a mass of people or animals in turmoil
  • French: essaim — a mass of people or animals in turmoil
  • Galician: liorna — a mass of people or animals in turmoil
  • Galician: barafunda — a mass of people or animals in turmoil
  • German: Schwarm — a mass of people or animals in turmoil
  • Greek: στίφος (stífos) — a mass of people or animals in turmoil
  • Greek: εσμός (esmós) — a mass of people or animals in turmoil
  • Greek: όχλος (óchlos) — a mass of people or animals in turmoil
  • Hungarian: horda — a mass of people or animals in turmoil
  • Hungarian: sokaság — a mass of people or animals in turmoil
  • Japanese: 群衆 (gunshū) — a mass of people or animals in turmoil
  • Lithuanian: spiečius — a mass of people or animals in turmoil
  • Iranian Persian: اِزْدِحام (ezdehâm) — a mass of people or animals in turmoil
  • Polish: mrowie — a mass of people or animals in turmoil
  • Portuguese: multidão — a mass of people or animals in turmoil
  • Portuguese: enxame — a mass of people or animals in turmoil
  • Portuguese: turba — a mass of people or animals in turmoil
  • Portuguese: turbamulta — a mass of people or animals in turmoil
  • Portuguese: turbilhão — a mass of people or animals in turmoil
  • Portuguese: tropel — a mass of people or animals in turmoil
  • Portuguese: roda-viva — a mass of people or animals in turmoil
  • Portuguese: barafunda — a mass of people or animals in turmoil
  • Russian: толпа́ (tolpá) — a mass of people or animals in turmoil
  • Russian: ста́я (stája) — a mass of people or animals in turmoil
  • Scottish Gaelic: sgaoth — a mass of people or animals in turmoil
  • Scottish Gaelic: sluagh — a mass of people or animals in turmoil
  • Spanish: multitud — a mass of people or animals in turmoil
  • Spanish: muchedumbre — a mass of people or animals in turmoil
  • Spanish: masa — a mass of people or animals in turmoil
  • Spanish: aglomeración — a mass of people or animals in turmoil
  • Spanish: barahúnda — a mass of people or animals in turmoil
  • Swahili: jana — a mass of people or animals in turmoil
  • Swedish: myller — a mass of people or animals in turmoil
  • Swedish: vimmel — a mass of people or animals in turmoil
  • Tamil: திரள் (tiraḷ) — a mass of people or animals in turmoil
  • Ottoman Turkish: قالابالق (kalabalık) — a mass of people or animals in turmoil
  • Ottoman Turkish: كومه (küme) — a mass of people or animals in turmoil
  • Ukrainian: на́товп (nátovp) — a mass of people or animals in turmoil
  • Ukrainian: юрба́ (jurbá) — a mass of people or animals in turmoil
  • Armenian: վխտալ (vxtal) — to move as a swarm
  • Catalan: eixamenar-se — to move as a swarm
  • Czech: hemžit se — to move as a swarm
  • Czech: rojit se — to move as a swarm
  • Czech: hrnout se — to move as a swarm
  • Finnish: vyöryä — to move as a swarm
  • French: essaimer — to move as a swarm
  • Hungarian: rajzik — to move as a swarm
  • Italian: pullulare — to move as a swarm
  • Italian: sciamare — to move as a swarm
  • Latin: exāminō — to move as a swarm
  • Eastern Mari: авалаш (avalaš) — to move as a swarm
  • Occitan: essaimar — to move as a swarm
  • Portuguese: enxamear — to move as a swarm
  • Russian: кишеть (kišetʹ) — to move as a swarm
  • Russian: роиться (roitʹsja) — to move as a swarm
  • Slovene: rojiti — to move as a swarm
  • Spanish: enjambrar — to move as a swarm
  • Walloon: samer — to move as a swarm
  • Armenian: վխտալ (vxtal) — to teem, or be overrun with insects
  • Bulgarian: гъмжа (gǎmža) — to teem, or be overrun with insects
  • Catalan: pul·lular — to teem, or be overrun with insects
  • Chinese Mandarin: 翃 (hóng) — to teem, or be overrun with insects
  • Chinese Mandarin: 蜂擁 /蜂拥 (fēngyōng) — to teem, or be overrun with insects
  • Czech: hemžit se — to teem, or be overrun with insects
  • Czech: být plný — to teem, or be overrun with insects
  • Dutch: zwermen — to teem, or be overrun with insects
  • Hungarian: hemzseg — to teem, or be overrun with insects
  • Italian: pullulare — to teem, or be overrun with insects
  • Low German: swarmen — to teem, or be overrun with insects
  • Māori: rearea — to teem, or be overrun with insects
  • Māori: ngahua — to teem, or be overrun with insects
  • Māori: ngahue — to teem, or be overrun with insects
  • Māori: pōhūhū — to teem, or be overrun with insects
  • Māori: tāmuimui — to teem, or be overrun with insects
  • Māori: pūrau — to teem, or be overrun with insects
  • Eastern Mari: авалаш (avalaš) — to teem, or be overrun with insects
  • Portuguese: fervilhar — to teem, or be overrun with insects
  • Portuguese: pulular — to teem, or be overrun with insects
  • Russian: кише́ть (kišétʹ) — to teem, or be overrun with insects
  • Slovene: rojiti — to teem, or be overrun with insects
  • Spanish: hormiguear — to teem, or be overrun with insects
  • Spanish: pulular — to teem, or be overrun with insects
  • Ukrainian: киші́ти (kyšíty) — to teem, or be overrun with insects
  • Armenian: վխտալ (vxtal) — to fill a place as a swarm
  • Finnish: vyöryä sisään — to fill a place as a swarm
  • Hungarian: elözönöl — to fill a place as a swarm
  • Māori: ngahua — to fill a place as a swarm
  • Māori: ngahue — to fill a place as a swarm
  • Māori: rearea — to fill a place as a swarm
  • Eastern Mari: авалаш (avalaš) — to fill a place as a swarm
  • Portuguese: infestar — to fill a place as a swarm
  • Russian: кишеть (kišetʹ) — to fill a place as a swarm
  • Spanish: atestar — to fill a place as a swarm
  • Spanish: infestar — to fill a place as a swarm
  • Finnish: parveilla — to overwhelm
  • Czech: šplhat — to climb by gripping with arms and legs
  • Finnish: kiivetä nelinkontin — to climb by gripping with arms and legs
  • Hungarian: mászik — to climb by gripping with arms and legs
  • Russian: кара́бкаться (karábkatʹsja) — to climb by gripping with arms and legs
Real reading context

swarm in complete knowledge articles