unassertiveness

English Thesaurus

1. diffidence about self promotion (noun.feeling)

hypernym	:	diffidence, self-distrust, self-doubt,
definition	:	lack of self-confidence (noun.feeling)

derivation	:	unassertive,
definition	:	inclined to timidity or lack of self-confidence (adj.all)

derivation	:	unassertive,
definition	:	inclined to timidity or lack of self-confidence (adj.all)