Definitions for "Knotty"
Difficult; intricate; perplexed.
highly involved or intricate; "the Byzantine tax structure"; "convoluted legal language"; "convoluted reasoning"; "intricate needlework"; "an intricate labyrinth of refined phraseology"; "the plot was too involved"; "a knotty problem"; "got his way by labyrinthine maneuvering"; "Oh, what a tangled web we weave"- Sir Walter Scott; "tortuous legal procedures"; "tortuous negotiations lasting for months"
Hard; rugged; as, a knotty head.
making great mental demands; hard to comprehend or solve; "a baffling problem"; "I faced the knotty problem of what to have for breakfast"; "a problematic situation at home"
Keywords:  timber, rope, full
Full of knots; knotted; having many knots; as, knotty timber; a knotty rope.
Having many knots. Said of timber.
Keywords:  gnarled, knobbed, stick, old, trees
used of old persons or old trees; covered with knobs or knots; "gnarled and knotted hands"; "a knobbed stick"
Keywords:  hardened, nodes, mass, base
with a hardened mass at the base or nodes