お安やすい

i-adjective

easy; simple

Polite form of 安い (やすい) meaning 'easy' or 'simple'. Often used in set phrases like お安い御用 (おやすいごよう, 'a piece of cake') or in polite offers.

• そんなの、お安やすい御ご用ようですよ。

  That's a piece of cake.

• お安やすいことですから、どうぞお気きになさらずに。

  It's a simple matter, so please don't worry about it.