緩かん怠たい

na-adjective, noun

laxity; negligence

Describes a state of being careless, slack, or neglectful in duty or attitude. Often used in formal or critical contexts.

• 彼かれの緩かん怠たいな仕し事ごとぶりが問もん題だいになった。

  His lax work attitude became a problem.