knarsen angolul

grit [gritted, gritting, grits]▼(to clench)
verb
[UK: ɡrɪt] [US: ˈɡrɪt]

gnash [gnashed, gnashing, gnashes]▼(to grind one's teeth in pain or in anger)
verb
[UK: næʃ] [US: ˈnæʃ]