不寒而慄
bù​hán'ér​lì

to tremble with fear

Senses

不寒而栗/ 不寒而慄 bù​hán'ér​lì to tremble with fear

Literally "to shiver though not cold"; to be terrified or to shudder with fear (often confused with 粟 sù)

References

see 不寒而栗/不寒而慄 → 粟/粟
synonym 心惊胆跳/心驚膽跳 → 不寒而栗/不寒而慄