ISEE/SSAT Vocabulary Builder›Words›A›assiduous

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assiduous

adjective/əˈsɪdʒ.u.əs/

showing great care and perseverance

Synonyms

• diligent
• industrious
• persistent

Antonyms

• negligent
• lazy

assiduous in a sentence

Where it comes from

From Latin assidere 'to sit at, attend to'

Memory hook

ASSIDUOUS — sits down and DOES the work.

Read it in context

• The Unfinished Finale Narrative
• Waiting by Design Social Science
• The Ninth Spring Nature

Practice assiduous in the app

Study these too

• didactic
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