noun, takes genitive case の, adjectival noun or quasi-adjective

  1. persistence, fortitude, indomitability.

Variations

Pronunciation Kanji Kana Is Common
不屈 ふくつ

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)
yield, bend, flinch
クツ くっ かが.む (7th, N1)
corpse, remains, flag radical (no. 44)
シ かたしろ (Kentei 1)
exit, leave, go out
で.る だ.す シュツ (1st, N5)
mountain
やま サン セン (1st, N5)