zealotry; fanatical; feverish

affectionate; intimate; warmhearted; to show affection for; (coll.) to get intimate with sb

to heat

blistering hot; sizzling hot (weather)

fiery; burning; fervent; ardent; passionate

to have a high temperature; feverish; unable to think calmly; to emit heat

while it's still hot

too hot; (fig.) (economics) overheated; (physics) to superheat

red-hot; glowing; blazing; (fig.) passionate

burning hot; scorching

extremely hot (weather); blazing (sun); (fig.) burning (enthusiasm)

sultry; sultriness; hot and stuffy; stifling hot

deep water and scorching fire; abyss of suffering (idiom)

torrid heat

lit. burn your hand, feel the heat (idiom); fig. arrogance of the powerful; a mighty figure no-one dares approach; hot (exciting or in favor)

to transmit heat

electric heat tracing; steam tracing (for maintaining the temperature of pipes etc)

low-grade fever (37.3–38°C)

residual heat; surplus heat; waste heat; (fig.) capacity of retirees to continue to work

heating (for a building); to supply heating

to produce heat (to warm up a room etc)

heated; sunstroke

heat absorption

geothermal heat

to heat evenly (e.g. in smelting metal)

great heat; very popular

waste heat

slow to heat up; (fig.) (of a person) reserved; introverted; slow to develop relationships; (of a product etc) to take time to become popular; (sports) slow to reach peak performance

to dissipate heat

hot (summer) weather

to trend; to get popular quickly; sudden heat wave (weather)

nuclear heat

specific heat

to alleviate fever (medicine); to clear internal heat (Chinese medicine)

tepid; to warm up (food etc)

(of weather) hot and humid; muggy; (TCM) damp-heat

latent heat

hot flush

to raise prices by speculation; to hype

uncomfortably hot and dry; stiflingly hot; (of the body) flushed and feverishly warm; (fig.) agitated; restless; irritable; (TCM) dry-heat

to generate heat

electrical heating

white heat; incandescence

to covet; envious

to insulate thermally; (physics) adiabatic

heat resistant; fireproof

to heat up by itself; (attributive) self-heating (esp. of meal kits heated with a water-activated pack)

to relieve fever

to conserve heat