gnarled vs knotted

gnarled and knotted both are adjectives.

Word	Noun	Adjective	Verb	Adverb
gnarled	No	Yes	No	No
knotted	No	Yes	No	No

As adjectives, gnarled and knotted are synonyms defined as:

gnarled and knotted: used of old persons or old trees; covered with knobs or knots

Other synonyms of gnarled include gnarly, knobbed, knotty.

gnarled (adjective)	knotted (adjective)
used of old persons or old trees; covered with knobs or knots	used of old persons or old trees; covered with knobs or knots
	tied with a knot