adj · adv · 4 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
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UK:/ˈtʃiːf.li/
US:Recorded audio is listed in the source snapshot.
rhymes with -iːfli
CMU ARPABET:CH IY1 F L IY0
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
adj
Meaning 1
Of or relating to a chief.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
adv
Meaning 2
Especially or primarily; above all.
Definition source: English Wiktionary via Wiktextract
Usage: focus
Examples
Their relationship is chiefly professional.
This is a term chiefly used by online gamers.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
3
adv
Meaning 3
Mainly or principally; almost entirely.
Definition source: English Wiktionary via Wiktextract
Usage: focus
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
4
adverb
Meaning 4
for the most part
Definition source: Princeton WordNet 3.0
Examples
he is mainly interested in butterflies
Meaning relationships
Synonyms: principally, primarily, mainly, in the main
Antonyms: none provided
History
Etymology
From chief + -ly (adjectival suffix). Piecewise doublet of chefly and headly.
From Middle English chefly; equivalent to chief + -ly (adverbial suffix).
Across languages
Translations
65 source translations are retained for this English entry.
Finnish:
eritoten
— especially or primarily; above all
Hungarian:
főleg
— especially or primarily; above all
Hungarian:
főként
— especially or primarily; above all
Hungarian:
főképp
— especially or primarily; above all
Hungarian:
főképpen
— especially or primarily; above all
Polish:
przede wszystkim
— especially or primarily; above all
Spanish:
mayormente
— especially or primarily; above all
Spanish:
máxime
— especially or primarily; above all
Albanian:
kryesisht
— mainly or principally, almost entirely
Arabic:
غَالِبًا
(ḡāliban)
— mainly or principally, almost entirely
Armenian:
գլխավորապես
(glxavorapes)
— mainly or principally, almost entirely
Armenian:
հատկապես
(hatkapes)
— mainly or principally, almost entirely
Bulgarian:
главно
(glavno)
— mainly or principally, almost entirely
Bulgarian:
предимно
(predimno)
— mainly or principally, almost entirely
Catalan:
principalment
— mainly or principally, almost entirely
Chinese Mandarin:
主要地
(zhǔyào de)
— mainly or principally, almost entirely
Czech:
hlavně
— mainly or principally, almost entirely
Danish:
hovedsagelig
— mainly or principally, almost entirely
Danish:
især
— mainly or principally, almost entirely
Danish:
navnlig
— mainly or principally, almost entirely
Danish:
primært
— mainly or principally, almost entirely
Dutch:
voornamelijk
— mainly or principally, almost entirely
Esperanto:
ĉefe
— mainly or principally, almost entirely
Finnish:
pääosin
— mainly or principally, almost entirely
Finnish:
suurimmaksi osaksi
— mainly or principally, almost entirely
Finnish:
pääasiassa
— mainly or principally, almost entirely
Finnish:
etupäässä
— mainly or principally, almost entirely
Finnish:
pääasiallisesti
— mainly or principally, almost entirely
Finnish:
pitkälti
— mainly or principally, almost entirely
French:
surtout
— mainly or principally, almost entirely
German:
hauptsächlich
— mainly or principally, almost entirely
Greek:
κυρίως
(kyríos)
— mainly or principally, almost entirely
Ancient Greek:
μάλιστα
(málista)
— mainly or principally, almost entirely
Ancient Greek:
ὡς ἐπὶ τὸ πολύ
(hōs epì tò polú)
— mainly or principally, almost entirely
Hungarian:
nagyrészt
— mainly or principally, almost entirely
Hungarian:
jórészt
— mainly or principally, almost entirely
Italian:
principalmente
— mainly or principally, almost entirely
Japanese:
おもに
(omo ni)
— mainly or principally, almost entirely
Japanese:
主に
(omo ni)
— mainly or principally, almost entirely
Korean:
주로
(juro)
— mainly or principally, almost entirely
Norwegian Bokmål:
hovedsakelig
— mainly or principally, almost entirely
Norwegian Bokmål:
primært
— mainly or principally, almost entirely
Norwegian Bokmål:
for det meste
— mainly or principally, almost entirely
Occitan:
principalament
— mainly or principally, almost entirely
Plautdietsch:
hauptsechlich
— mainly or principally, almost entirely
Polish:
głównie
— mainly or principally, almost entirely
Portuguese:
principalmente
— mainly or principally, almost entirely
Portuguese:
especialmente
— mainly or principally, almost entirely
Romanian:
mai ales
— mainly or principally, almost entirely
Romanian:
mai cu seamă
— mainly or principally, almost entirely
Romanian:
îndeosebi
— mainly or principally, almost entirely
Romanian:
în principal
— mainly or principally, almost entirely
Russian:
в основно́м
(v osnovnóm)
— mainly or principally, almost entirely
Russian:
осо́бенно
(osóbenno)
— mainly or principally, almost entirely
Russian:
пе́рвоочерёдно rare
(pérvoočerjodno)
— mainly or principally, almost entirely
Russian:
literary
— mainly or principally, almost entirely
Russian:
в пе́рвую о́чередь
(v pérvuju óčeredʹ)
— mainly or principally, almost entirely
Swedish:
huvudsakligen
— mainly or principally, almost entirely
Swedish:
företrädesvis
— mainly or principally, almost entirely
Swedish:
i synnerhet
— mainly or principally, almost entirely
Ukrainian:
в основно́му
(v osnovnómu)
— mainly or principally, almost entirely
Ukrainian:
головни́м чи́ном
(holovným čýnom)
— mainly or principally, almost entirely
Ukrainian:
особли́во
(osoblývo)
— mainly or principally, almost entirely
Ukrainian:
в пе́ршу чергу́
(v péršu čerhú)
— mainly or principally, almost entirely
Yiddish:
דער עיקר
(der iker)
— mainly or principally, almost entirely