tat vs knot

tat and knot both are nouns.

Word	Noun	Adjective	Verb	Adverb
tat	Yes	No	Yes	No
knot	Yes	No	Yes	No

tat (noun)	knot (noun)
tastelessness by virtue of being cheap and vulgar	a sandpiper that breeds in the Arctic and winters in the Southern Hemisphere
	any of various fastenings formed by looping and tying a rope (or cord) upon itself or to another rope or to another object
	soft lump or unevenness in a yarn; either an imperfection or created by design
	a tight cluster of people or things
	something twisted and tight and swollen
	a hard cross-grained round piece of wood in a board where a branch emerged
	(of ships and wind) a unit of speed equal to one nautical mile per hour or about 1.15 statute miles per hour

tat (verb)	knot (verb)
make lacework by knotting or looping	tie or fasten into a knot
	tangle or complicate
	make into knots; make knots out of