knotty
adjective
[ ˈnɒti ]
• full of knots.
• "panelling in knotty pine"
Similar:
gnarled,
knotted,
knurled,
nodular,
knobbly,
lumpy,
bumpy,
rugged,
rough,
coarse,
nodulous,
nodose,
tangled,
tangly,
twisted,
entangled,
ravelled,
snarled,
matted,
• extremely difficult or complex.
• "a knotty legal problem"
Similar:
complex,
complicated,
involved,
intricate,
convoluted,
Byzantine,
tangled,
tortuous,
difficult,
hard,
thorny,
taxing,
awkward,
tricky,
problematic,
troublesome,
perplexing,
baffling,
mystifying,
obscure,
unfathomable,
unanswerable,
insoluble,
impenetrable,
involute,
involuted,