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Denshi Jisho — Online Japanese dictionary

熱 ねつ 1: heat;
2: fever; temperature;
3: zeal; passion; enthusiasm;
4: mania; craze; rage
Common word, Noun 
熱い あつい hot (thing)
Common word, Adjective 
加熱 かねつ heating; application of heat
Common word, Noun, Suru verb 
過熱 かねつ superheating; overheating
Common word, Noun, Suru verb 
解熱 げねつ alleviation of fever
Common word, Noun, Suru verb, No-adjective 
熱気 ねっき heat; hot air; enthusiasm
Common word, Noun 
熱意 ねつい zeal; enthusiasm
Common word, Noun 
微熱 びねつ slight fever
Common word, Noun 
熱々 あつあつ 1: piping hot;
2: passionately in love
Common word, Na-adjective, Noun, No-adjective 
高熱 こうねつ 1: high fever;
2: pyro-
Common word, Noun, Prefix 
耐熱 たいねつ heat-resisting
Common word, Noun, No-adjective 
断熱 だんねつ insulation
Common word, Noun, Suru verb, No-adjective 
熱心 ねっしん zeal; enthusiasm
Common word, Na-adjective, Noun 
熱戦 ねっせん fierce fighting; close contest
Common word, Noun 
熱帯 ねったい tropics
Common word, Noun 
熱湯 ねっとう boiling water
Common word, Noun, No-adjective 
熱弁 ねつべん fervent speech
Common word, Noun, No-adjective 
熱烈 ねつれつ ardent; passionate; vehement
Common word, Na-adjective, Noun 
白熱 はくねつ 1: white heat; incandescence;
2: climax
Common word, Noun, Suru verb, No-adjective 
発熱 はつねつ 1: generation of heat;
2: (attack of) fever
Common word, Noun, Suru verb, No-adjective 
熱する ねっする to heat; to heat up
Common word, Suru verb - special class 
情熱 じょうねつ passion; enthusiasm; zeal
Common word, Na-adjective, Noun 
熱狂 ねっきょう wild enthusiasm; being crazy about
Common word, Noun, Suru verb 
熱中 ねっちゅう nuts!; enthusiasm; zeal; mania
Common word, Noun, Suru verb 
熱病 ねつびょう fever; febrile disease
Common word, Noun, No-adjective 
亜熱帯 あねったい subtropics
Common word, Noun 
光熱費 こうねつひ cost of fuel and lighting; cost of heat and electricity; energy bill; utility cost
Common word, Noun 
熱帯魚 ねったいぎょ tropical fish
Common word, Noun 

Found 28 words.

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