放肆 (fàng sì): Unrestrained / wanton (Adjective) — Meaning & Stroke Order

Your words and actions are far too unrestrained for such a solemn occasion.

How dare you question the elders' decision so wantonly?

He has never been so unrestrained; his behavior today is truly puzzling.

Don't be so unrestrained in public; pay attention to your image.