white hot
[adjective]
Synonyms: hot, baking, broiling, burning, fiery, heated, scalding, scorching, sizzling, torrid, impassioned, ardent, blazing, fervid, flaming, glowing, passionate, red-hot

[TahlilGaran] English Synonym Dictionary ▲

ˌwhite-ˈhot adjective

1. white-hot metal is so hot that it shines white ⇒ red-hot

2. involving a lot of activity or strong feelings ⇒ red-hot:
white-hot passion

[TahlilGaran] Dictionary of Contemporary English ▲