gnarled /nɑːld $ nɑːrld/ BrE AmE adjective
[ Date: 1600-1700 ; Origin: knurled 'having raised lines on the surface' (17-21 centuries) , from knurl 'small part sticking out' (17-21 centuries) ]
1 . a gnarled tree or branch is rough and twisted with hard lumps
2 . gnarled hands or fingers are twisted, rough, and difficult to move, usually because they are old