如痴如醉 (rú chī rú zuì): Be obsessed with (verb/idiom) — Meaning & Stroke Order

His state of being completely obsessed while studying ancient philosophy is truly impressive.

Are you really so obsessed with this game that you even forgot the important meeting?

He is not obsessed with fame and fortune; instead, he values inner peace and fulfillment more.

Whenever she immerses herself in painting, she becomes completely obsessed, forgetting the passage of time.