不ふ精せい巧こう

Meanings

1

clumsy; bungling; inept

Describes a person's actions, speech, or work as lacking skill or finesse; somewhat formal and less common than 不器用 or 下手.

彼かれの不ふ精せい巧こうな説せつ明めいでは誰だれも納なっ得とくしなかった。
No one was convinced by his clumsy explanation.
不ふ精せい巧こうな細さい工くで、すぐに壊こわれてしまった。
It broke quickly because of the bungling workmanship.