ヒートhiito

1. nounheat
2. noun, suru verb, intransitive verbheating up; becoming more exciting

• Synonym熱ねつNeutralThe broadest word: physical heat, a fever, or passion, as in 「熱が出る」. 「ヒート」 is a loanword used mostly in compounds.
• Synonym熱気ねっきNeutralHot air or a heated, excited atmosphere, e.g. 「会場の熱気」. 「ヒート」 tends to appear in compounds.
• Synonym熱さあつさNeutralHow hot a thing is, e.g. 「お湯の熱さ」. 「ヒート」 tends to appear in compounds such as 「ヒートアップ」.
• Related高温こうおんWrittenA written/formal word for high temperature, as in 「高温注意」. 「ヒート」 tends to appear in compounds.
• Related暑さあつさNeutralHow hot the weather is, e.g. 「夏の暑さ」. 「ヒート」 tends to appear in compounds such as 「ヒートアイランド」.
• Related温気うんきWrittenA written/formal word for sultriness or gentle warmth. 「ヒート」 tends to appear in compounds.
• AntonymクールNeutralLoanword for cool in temperature or calm in manner; the opposite of 「ヒート」 in the hot–cold contrast.

For heat or growing intensity, 「ヒート」 is a loanword used mainly in compounds like 「ヒートアップ」 and 「ヒートテック」. Use 「熱」 for heat or fever, 「熱さ」 for a hot object, 「暑さ」 for hot weather, 「熱気」 for a heated atmosphere; the opposite is 「クール」.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 暑熱しょねつ。高温こうおん。熱気ねっき。