adverb, noun or participle which takes 'suru'
with relief; relieved
Expresses a feeling of relief after worry or tension. Often used with する to mean 'feel relieved' or 'be relieved'.
試験が終わってほっとした。
I felt relieved after the exam was over.
無事だと聞いてほっと胸
I breathed a sigh of relief when I heard he was safe.
adverb
Describes a deep, audible sigh, often of relief or exhaustion. Used adverbially with verbs like ため息をつく.
彼はほっとため息をついた。
He let out a deep sigh.