Skip to content
GREMockTests
GRE vocabulary

diffident

adjectiveHigh-frequency wordMore D words

lacking confidence; shy and hesitant

In a sentence

Too diffident to volunteer, he waited to be called on.

Synonyms
timidbashfulreticent
Antonyms
confidentassertivebold

Learn words the way the GRE tests them.

Vocabulary sticks when you meet it in real sentences. Practise these words inside text completion and sentence equivalence questions.