diffidence diffide • diffident · · · Info · Definitions · Synonyms · Antonyms · Characters · · diffidence · · Text Latin · · Script 10 · · Length 3 · · Syllables Definitions · · · (noun) lack of self-confidence. Synonyms: self-doubt, self-distrust. · · Noun Definition 1 Synonyms · · · self-doubt · · Synonym 1 self-distrust · · Synonym 2 Antonyms · · · confidence · · Antonym 0 Characters · · c latin small letter c U+0063 d latin small letter d U+0064 e latin small letter e U+0065 f latin small letter f U+0066 i latin small letter i U+0069 n latin small letter n U+006E