Standard Lemma guide

groundless

adj · 3 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.

  • /ˈɡɹaʊndləs/
  • US: Recorded audio is listed in the source snapshot.
  • CMU ARPABET: G R AW1 N D L AH0 S Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

adj

Meaning 1

Without any grounds to support it; baseless.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: baseless, unfounded, unsupported, idle, footless, groundless, ungrounded, unjustified, unproved, unproven, unsubstantiated

Antonyms: none provided

2

adj

Meaning 2

Bottomless; having no bottom or floor.

Definition source: English Wiktionary via Wiktextract

Usage: obsolete

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

adjective satellite

Meaning 3

without a basis in reason or fact

Definition source: Princeton WordNet 3.0

Examples

  • baseless gossip
  • the allegations proved groundless
  • idle fears
  • unfounded suspicions
  • unwarranted jealousy

Meaning relationships

Synonyms: baseless, idle, unfounded, unwarranted, wild

Antonyms: none provided

History

Etymology

From Middle English groundles (“bottomless”), from Old English grundlēas, from Proto-Germanic *grundulausaz, equivalent to ground + -less. Cognate with Dutch grondeloos, German Low German grundlos, German grundlos, Danish grundløs, Swedish grundlös.

Across languages

Translations

34 source translations are retained for this English entry.

  • Armenian: անհիմն (anhimn) — baseless
  • Bulgarian: неоснователен (neosnovatelen) — baseless
  • Dutch: ongegrond — baseless
  • Dutch: ongefundeerd — baseless
  • Finnish: perusteeton — baseless
  • Finnish: katteeton — baseless
  • Finnish: perätön — baseless
  • French: infondé — baseless
  • Georgian: უსაფუძვლო (usapuʒvlo) — baseless
  • Georgian: უმიზეზო (umizezo) — baseless
  • Georgian: უნიადაგო (uniadago) — baseless
  • Georgian: საფუძველმოკლებული (sapuʒvelmoḳlebuli) — baseless
  • German: grundlos — baseless
  • German: unbegründet — baseless
  • Greek: αβάσιμος (avásimos) — baseless
  • Hungarian: alaptalan — baseless
  • Italian: infondato — baseless
  • Latin: vānus — baseless
  • Māori: pakupaku — baseless
  • Māori: mākiri — baseless
  • Eastern Mari: амалдыме (amaldyme) — baseless
  • Norwegian Bokmål: grunnløs — baseless
  • Norwegian Bokmål: grunnlaus — baseless
  • Norwegian Bokmål: ubegrunnet — baseless
  • Norwegian Nynorsk: grunnlaus — baseless
  • Polish: bezpodstawny — baseless
  • Polish: bezzasadny — baseless
  • Polish: nieuzasadniony — baseless
  • Russian: беспо́чвенный (bespóčvennyj) — baseless
  • Spanish: infundado — baseless
  • Spanish: sin fundamento — baseless
  • Turkish: asılsız — baseless
  • Turkish: temelsiz — baseless
  • Turkish: köksüz — baseless