ややこしい

i-adjective

complicated; confusing; troublesome

Describes a situation, problem, or relationship that is tangled, hard to sort out, or mentally taxing. Often carries a nuance of mild frustration.

• この問もん題だいはややこしくて、なかなか解かい決けつできない。

  This problem is so complicated that I just can't solve it.

• 人