unprepared

adjective

un·​pre·​pared ˌən-pri-ˈperd 

: not prepared

was unprepared for class

… they were woefully unprepared to take on the responsibilities expected of them.

—Richard M. Ketchum

unpreparedness

ˌən-pri-ˈper-əd-nəs 

also -ˈperd-nəs

noun

Synonyms of unprepared

• impromptu
• improvised
• improvisational

Examples of unprepared in a Sentence

an obviously unprepared acceptance speech by the surprise winner

Recent Examples on the Web

Politicians have been dismantling the government agencies designed to track foreign influence, and social media companies are raising barriers to research on their platforms, leaving the country unprepared. — RenÉe Diresta, Foreign Affairs, 5 Oct. 2026

But it is based partly on outdated spending and revenue trends, leaving it unprepared to maintain hundreds of millions of dollars in new investments in municipal aid, affordable childcare and social services. — Keith M. Phaneuf, Hartford Courant, 4 Oct. 2026

The oceans are warming at an alarming pace, bringing far-reaching consequences for which the world is unprepared, according to a report by more than 100 international scientists. — Laura Paddison, CNN Money, 30 Sep. 2026

But Lagerfeld’s death in 2019 leaves her undeniably alone and unprepared. — Olivier Bouchara, Vanity Fair, 30 Sep. 2026

Word History

First Known Use

1528, in the meaning defined above

Phrases Containing unprepared

• catch unawares/unprepared/by surprise

Rhymes for unprepared

• aired
• bared
• blared
• caird
• cared
• chaired
• dared
• erred
• fared
• flared
• glared
• haired