noun, takes する, intransitive verb

  1. grinding of the teeth, involuntary nocturnal tooth grinding, bruxism.
  2. grinding one's teeth out of anger or vexation, gnashing one's teeth, gritting one's teeth.

Variations

Pronunciation Kanji Kana Is Common
 
歯噛み はがみ
 
 
歯がみ はがみ
 
歯嚙み はがみ

Contained Kanji Breakdown

tooth, cog
は シ よわい (3rd, N3)
stop, halt
と.まる シ どめ (2nd, N4)
divining, fortune-telling, divination or katakana to radical (no. 25)
ボク うらな.う うらない (Kentei Pre-1)
rice, USA, metre
ベイ こめ マイ (2nd, N3)
to divide
tree, wood
き モク こ- (1st, N5)
open box enclosure, open box radical (no. 17)
カン (Kentei 1)
chew, bite, gnaw
か.む コウ (Kentei Pre-1)
mouth
くち コウ ク (1st, N4)
tooth, cog
は シ よわい (3rd, N3)
stop, halt
と.まる シ どめ (2nd, N4)
divining, fortune-telling, divination or katakana to radical (no. 25)
ボク うらな.う うらない (Kentei Pre-1)
rice, USA, metre
ベイ こめ マイ (2nd, N3)
to divide
tree, wood
き モク こ- (1st, N5)
open box enclosure, open box radical (no. 17)
カン (Kentei 1)