adj. declaratory, affirmative, asseverative; definite, certain, sure, positive, firm, emphatic, bold, aggressive, confident, insistent; dogmatic, doctrinaire, domineering, opinionated, peremptory, Colloq bossy, pushy Harold won't obey unless his mother adopts an assertive tone with him
ASSERTIVE
Meaning of ASSERTIVE in English
Oxford thesaurus English vocab. Английский словарь Оксфорд тезаурус. 2012