Is “Gnarl” a Scrabble word?
Yes
GNARL
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Gnarl
/nɑː(r)l/
noun
1.A knot in wood; a large or hard knot, or a protuberance with twisted grain, on a tree.
2.Something resembling a knot in wood, such as in stone or limbs.
verb
1.To knot or twist something.
adjective
1.Gnarled, knotty, twisted.