pass over vs towel

pass over is not a noun while towel is a noun.

Word	Noun	Adjective	Verb	Adverb
pass over	No	No	Yes	No
towel	Yes	No	Yes	No

As verbs, towel is a hyponym of pass over; that is, towel is a word with a more specific, narrower meaning than pass over:

Other hyponyms of pass over include sponge, squeegee, broom, sweep, whisk, whisk off.

pass over (noun)	towel (noun)
	a rectangular piece of absorbent cloth (or paper) for drying or wiping

pass over (verb)	towel (verb)
bypass	wipe with a towel
rub with a circular motion
travel across or pass over
make a passage or journey from one place to another
fly over