New American Oxford Dictionary
unassertive
un as ser tive |ˌənəˈsərtiv ˌənəˈsərtɪv | ▶adjective (of a person ) not having or showing a confident and forceful personality. DERIVATIVES un as ser tive ly adverb, un as ser tive ness noun
Oxford Dictionary
unassertive
un |assert ¦ive |ʌnəˈsəːtɪv | ▶adjective (of a person ) not having or showing a confident and forceful personality. DERIVATIVES unassertively adverb, unassertiveness noun
American Oxford Thesaurus
unassertive
unassertive adjective we felt we couldn't fill the position with someone as unassertive as Jim: passive, retiring, submissive, unassuming, self-effacing, modest, humble, meek, unconfident, diffident, shy, timid, feeble, insecure; informal mousy. ANTONYMS bold.
Oxford Thesaurus
unassertive
unassertive adjective she seemed unassertive and lacking confidence: passive, retiring, submissive, unassuming, self-effacing, modest, humble, meek, unconfident, unforthcoming, diffident, shy, timid, timorous, shrinking, hesitant, insecure, unsure; informal mousy. ANTONYMS assertive, bold.