takes genitive case の, adjectival noun or quasi-adjective

  1. regretful, sorrowful, bitter.

noun, takes する

  1. contrition.

Variations

Pronunciation Kanji Kana Is Common
痛恨 つうこん

Contained Kanji Breakdown

pain, hurt, damage
いた.い ツウ (6th, N3)
trailing sickness, sick radical (no. 104)
ダク ニャク ソウ
road with walls on both sides
ヨウ (Kentei 1)
ma
utilize, business, service
ヨウ もち.いる たから (2nd, N4)
month, moon
つき ゲツ ガツ (1st, N5)
number one, line, rod radical (no. 2)
コン シ ジョ
regret, bear a grudge, resentment
うら.む コン (8th, N1)
heart, standing heart radical variant (no. 61)
シン こころ
northeast (Oriental zodiac), stopping, good radical (no. 138)
うしとら コン (Kentei Pre-1)
day, sun, Japan
ひ にっ ニチ (1st, N5)
garment, clothes, dressing
イ ころも きぬ (4th, N2)
kettle lid radical (no. 8)
トウ (Kentei 1)
garment(衣) variant