Having a wicked, malignant disposition; morally bad.

(idiomatic) Very brave; brave and magnanimous.

obstinate; stubborn; contumacious

(archaic, rare) Inhuman; cruel. / Very fond of dogs. / Subservient and lowly, like a pet dog.

insincere; deceitful; treacherous; hypocritical. / Yearning. / Having a hole at the center.

(informal) Used to draw attention to a possible double entendre in the immediately preceding utterance of another speaker.

frank; sincere; artless

cowardly; timid

Full of courage or nobleness, heroic. / Full of liveliness and passion, vivacious.

(idiomatic, slang) To engage in unrestrained merriment.