temper

temper - noun

a sudden outburst of anger

a characteristic (habitual or relatively temporary) state of feeling

a disposition to exhibit uncontrolled anger

the elasticity and hardness of a metal object; its ability to absorb considerable energy before cracking

temper - verb

bring to a desired consistency, texture, or hardness by a process of gradually heating and cooling
harden by reheating and cooling in oil
adjust the pitch (of pianos)
make more temperate, acceptable, or suitable by adding something else; moderate
restrain

temper - thesaurus