twirl vs whirl

twirl and whirl both are nouns.

Word	Noun	Adjective	Verb	Adverb
twirl	Yes	No	Yes	No
whirl	Yes	No	Yes	No

As nouns, twirl and whirl are synonyms defined as:

Other synonyms of twirl include spin, twist, twisting.

As verbs, twirl and whirl are synonyms defined as:

Other synonyms of twirl include swirl, twiddle.

As verbs, twirl and whirl are synonyms defined as:

Other synonyms of twirl include birl, spin.

twirl (noun)	whirl (noun)
the act of rotating rapidly	a usually brief attempt
a sharp bend in a line produced when a line having a loop is pulled tight	the act of rotating rapidly
	confused movement
	the shape of something rotating rapidly

twirl (verb)	whirl (verb)
turn in a twisting or spinning motion	flow in a circular current, of liquids
cause to spin	turn in a twisting or spinning motion
	cause to spin
	fly around
	revolve quickly and repeatedly around one's own axis