to pulse, to beat, to throb

💡 Nuance & Usage: Literally refers to the beating of a pulse or heart. Can also be used metaphorically to describe something vibrant, alive, or resonating with strong emotion or activity. 心臓や血管が規則的に鼓動する様子。比喩的に、活気があったり、感情が高まっている様子を表すことも。