Gnats vs Gnaws - What's the difference?

As a noun gnats

is plural of gnat.

third-person singular of gnaw.

(head) (p)

* * * *

(head)

(gnaw)

* *

To bite something persistently, especially something tough.

The dog gnawed the bone until it broke in two.

To produce excessive anxiety or worry.

Her comment gnawed at me all day and I couldn't think about anything else.

To corrode; to fret away; to waste.

* gnawer * gnawable