adverb, noun or participle which takes 'suru'
feel a sudden chill; feel a shiver
Describes a momentary physical sensation of cold, often from a draft, cold object, or sudden temperature change. Used adverbially or with する.
冷たい風が吹いて、ひやっとした。
A cold wind blew and I felt a sudden chill.
アイスを触ったら手
When I touched the ice, my hand felt a sudden coldness.
adverb, noun or participle which takes 'suru'
feel a sudden fright; shudder (from fear or surprise)
Describes a sudden emotional jolt—fear, horror, or surprise—that makes one's heart skip or body tense. Often used when narrowly avoiding danger or hearing shocking news.
もう少しで車にぶつかるところで、ひやっとした。
I almost got hit by a car and my heart skipped a beat.
急に後ろから声をかけられて、ひやっとした。
Someone suddenly called out from behind me and I jumped.