Synonyms for heat

a form of energy that is transferred by a difference in temperature (noun)

the presence of heat (noun)

• hotness

the sensation caused by heat energy (noun)

• warmth

the trait of being intensely emotional (noun)

• passion

applies to nonhuman mammals: a state or period of heightened sexual arousal and activity (noun)

• estrus
• oestrus
• rut

utility to warm a building (noun)

• heating

make hot or hotter (verb)

arouse or excite feelings and passions (verb)

• inflame
• wake
• ignite

gain heat or get hot (verb)