This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

v. Third-person singular simple present indicative form of gnash.

"* Mitt Romney's Gordian Knot, ctd: Mitt gnashes teeth as GOP Rep Paul Ryan opines that Romneycare is "not that dissimilar to Obamacare," another sign that he'll remain a nonstarter in the 2012 GOP primary until he repudiates what used to be seen as a middle-of-the-road policy solution before Obama adopted the mandate."

gnashed    gnashes    gnashing   

grind    grate   

gnashed    gnashing    gnasher    gnashers    gnashy   

bit   

Asch    Ash    Ashe    Bash    Cash