おう
凹

prefix

  1. concave, hollow, sunken.

Variations

Pronunciation Kanji Kana Is Common
おう
凹
 凹 おう

Contained Kanji Breakdown

concave, hollow, sunken
へこ.む　オウ　ぼこ (Early High School, N1)
open box enclosure, open box radical (no. 17)
カン (Kentei 1)