1. gnarl - Noun
2. gnarl - Adjective
3. gnarl - Verb
To growl; to snarl.
a knot in wood; a large or hard knot, or a protuberance with twisted grain, on a tree.
Source: Webster's dictionaryshe grumbles when she feels overworked Source: Internet
their muscles stood out in knots Source: Internet
the old man's fists were two great gnarls Source: Internet
his stomach was in knots Source: Internet
The wind has gnarled this old tree Source: Internet