熱が出る

get a fever

→ 熱
phrase Rare #30,560
get a fever Describes developing or having a fever. 熱 means “fever,” and 出る means “come out” or “appear.”
JA: 夜になると熱が出るんです。
EN: I get a fever at night.

少し熱が出るかもしれません。

I might develop a slight fever.

悲しい光が僕の影を前に長く伸ばしている時々熱が出るよ

The sad light stretches my shadow long before me. Sometimes I get a fever.

— Cosmic Princess Kaguya! (2026)

夜になると熱が出るんです。

I get a fever at night.

夜中に熱が出るのです。

I get a fever during the night.