FRET
Fret, v. i.

1. To be worn away; to chafe; to fray; as, a wristband frets on the edges.

2. To eat in; to make way by corrosion. Many wheals arose, and fretted one into another with great excoriation. Wiseman.

3. To be agitated; to be in violent commotion; to rankle; as, rancor frets in the malignant breast.

4. To be vexed; to be chafed or irritated; to be angry; to utter peevish expressions. He frets, he fumes, he stares, he stamps the ground. Dryden.

FRET
Fret, n.

1. The agitation of the surface of a fluid by fermentation or other cause; a rippling on the surface of water. Addison.

2. Agitation of mind marked by complaint and impatience; disturbance of temper; irritation; as, he keeps his mind in a continual fret. Yet then did Dennis rave in furious fret. Pope.

3. Herpes; tetter. Dunglison.

4. pl. (Mining)