Synonyms of heat up

Verb

1. heat, hot up, heat up, change state, turn

usage: gain heat or get hot; "The room heated up quickly"

2. heat, heat up, change, alter, modify

usage: make hot or hotter; "the sun heats the oceans"; "heat the water on the stove"

3. heat up, hot up, screw up, intensify, compound, heighten, deepen

usage: make more intense; "Emotions were screwed up"