Reference: Gnash
Easton
Heb harak, meaning "to grate the teeth", (Job 16:9; Ps 112:10; La 2:16), denotes rage or sorrow. (See also Ac 7:54; Mr 9:18.)
See Verses Found in Dictionary
He tears me in his wrath, who hates me: he gnashes upon me with his teeth; my enemy sharpens his eyes upon me.
The wicked shall see it, and be grieved; he shall gnash with his teeth, and melt away: the desire of the wicked shall perish.
All your enemies have opened their mouth against you: they hiss and gnash the teeth: they say, We have swallowed her up: certainly this is the day that we looked for; we have found, we have seen it.
And wherever he takes him, he throws him down: and he foams, and gnashes with his teeth, and wastes away: and I spoke to your disciples that they should cast him out; and they could not.
When they heard these things, they were cut to the heart, and they gnashed on him with their teeth.