diligent

[dil-i-juhnt] / ˈdɪl ɪ dʒənt /

ADJECTIVE

persevering, hard-working

Synonyms

STRONGEST

active assiduous attentive careful conscientious eager earnest indefatigable industrious painstaking persistent studious tireless

WEAK

busy constant eager beaver grind laborious occupied operose persisting pertinacious plugging sedulous steadfast unflagging unrelenting untiring

Antonyms

STRONGEST

careless disinterested idle ignorant inactive inattentive lazy neglectful thoughtless tired uncareful unconcerned unenthusiastic unscrupulous weary

WEAK

indifferent languid lethargic negligent

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Indexing presumes general market efficiency: The counterparty to an active seller is an active buyer; both are confident, well-staffed and diligent.

From The Wall Street Journal • Mar. 27, 2026

In a report published last year the UK Covid Inquiry praised the former first minister as a "serious and diligent leader", but said she "often excluded" some government ministers and advisers from key discussions.

From BBC • Mar. 24, 2026

Gauci suggests the "quite remarkable" notebook suggests Geisel had been "studious" and was doing "diligent work".

From BBC • Mar. 2, 2026

“This will hit unevenly,” Lau added, noting that big players have been diligent with recording Harmonized Tariff Schedule codes for their imports.

From MarketWatch • Feb. 20, 2026

I resolve to be diligent with my tasks and not fall asleep when I say my prayers.

From "In the Time of the Butterflies" by Julia Alvarez

diligent

Example Sentences

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