behave

(verb) behave in a certain manner; show a certain behavior; conduct or comport oneself. Synonyms: act, do. Examples: "You should act like an adult." "Don't behave like a fool." "What makes her do this way?." "The dog acts ferocious, but he is really afraid of people."

(verb) behave in a certain manner. Synonyms: acquit, bear, deport, conduct, comport, carry. Examples: "She carried herself well." "He bore himself with dignity." "They conducted themselves well during these difficult times."

(verb) behave well or properly. Synonyms: comport. Examples: "The children must learn to behave."