whirl vs whirler

whirl and whirler both are nouns.

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

whirl (noun)	whirler (noun)
a usually brief attempt	a revolving mechanism
the act of rotating rapidly	a dervish whose actions include ecstatic dancing and whirling
confused movement
the shape of something rotating rapidly

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