1. To express by grinning.

2. To show the teeth, as in laughter or scorn; to fix the teeth, as in anguish.

3. The act of closing the teeth and showing them; a forced smile.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• glarin,
• garmin,
• irain,
• urin,
• virin,
• gorwn,
• grren,
• crian,
• gripy,
• grwo,
• gogin,
• grion,
• grife,
• gron,
• grwn,
• grovin,
• gevin,
• grawn,
• grden,
• trin

• gruen,
• grind,
• grip,
• Grahan,
• gin,
• groen,
• gran,
• Grana,
• greeno,
• greaney,
• groan,
• gain,
• grannie,
• Gorin,
• grim,
• groyne,
• graney,
• grahn,
• grein,
• green,
• groin,
• grit,
• grainy,
• grain,
• grunow,
• granny,
• grown,
• greene,
• grid,
• gram,
• grins.

The adverb form of the word "grin" is "grinningly".

The adjective form of the word "grin" is "grinning".

The plural of the "grin" can be the "grins".

The singular of the "grin" can be the "grin".