adjectival noun or quasi-adjective, noun

  1. outrageous, reprehensible, rude, insolent, nefarious.

Variations

Pronunciation Kanji Kana Is Common
 
不届き ふとどき

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)
deliver, reach, arrive
とど.ける カイ (6th, N2)
corpse, remains, flag radical (no. 44)
シ かたしろ (Kentei 1)
wherefore, a reason
ユウ ユ ユイ (3rd, N3)
day, sun, Japan
ひ にっ ニチ (1st, N5)
number one, line, rod radical (no. 2)
コン シ ジョ