mettlesome Antonyms

frightened out of one's wits unconcerned torpid timid spiritless sluggish shy scary petrified passive nonchalant uninterested unambitious laid-back afraid of in a blue funk frightened of terrified of unenthusiastic terror-stricken risk-averse horror-stricken nonassertive unmotivated negligent listless lethargic horror-struck frail fearful dispassionate disinterested cowardly complacent casual careless apathetic idle impassive inactive lazy languid lacklustre lackluster lackadaisical irresolute intimidated indolent indifferent indecisive