Mock-heroics refers to behavior or speech that imitates or parodies the exaggerated mannerisms and language of heroic characters. The antonyms for mock-heroics are sincerity, modesty, and humility. Instead of engaging in exaggerated or insincere actions, one should be genuine and humble in their approach. Another antonym for mock-heroics is realism, which is the opposite of pretending to be something or someone you are not. Rather than engaging in fake or exaggerated behavior, one should be authentic, honest, and true to themselves. In conclusion, mock-heroics is a satirical tool used in literature and drama, but in real life, it is important to embrace sincerity, modesty, humility, and realism.