不ふ謹きん慎しん

na-adjective, noun

imprudent; indiscreet; inappropriate

Describes behavior or speech that lacks discretion, especially in serious or solemn situations. Often used to criticize jokes, comments, or actions that are insensitive to the context.

• 葬そう式しきで笑わらうなんて不ふ謹きん慎しんだ。

  It's inappropriate to laugh at a funeral.

• 彼