低调 (dī diào): Low-key (Noun, Adjective) — Meaning & Stroke Order

He speaks in a low-key manner.

On social media, he never shows off but chooses to record the bits and pieces of life in a low-key manner.

He is not deliberately low-key; he just feels it's unnecessary to attract too much attention.

This company operates in a low-key way, yet has achieved remarkable success.

Although this company operates in a low-key manner, its innovative products have caused a huge response in the market.