adjectival noun or quasi-adjective, noun

  1. disadvantageous, harmful, unprofitable.

Variations

Pronunciation Kanji Kana Is Common
不為 ふため

Contained Kanji Breakdown

negative, non-, bad
 (4th, N4)
cliff (厂) variant
divining, fortune-telling, divination or katakana to radical (no. 25)
ボク うらな.う うらない (Kentei Pre-1)
do, change, make
ため イ な.る (7th, N1)
dot, tick or dot radical (no. 3)
チュ (Kentei 1)
wrapping enclosure, wrapping radical (no. 20)
ホウ つつ.む (Kentei 1)
fire, fire radical (no. 86)
ヒョウ カ