cleaning device vs swob

cleaning device and swob both are nouns.

Word	Noun	Adjective	Verb	Adverb
cleaning device	Yes	No	No	No
swob	Yes	No	Yes	No

As nouns, swob is a hyponym of cleaning device; that is, swob is a word with a more specific, narrower meaning than cleaning device:

cleaning device: any of a large class of implements used for cleaning
swob: cleaning implement consisting of absorbent material fastened to a handle; for cleaning floors

Other hyponyms of cleaning device include broom, carpet sweeper, sweeper, cleaning pad, pipe cleaner, pull-through, squeegee, mop, swab.

cleaning device (noun)	swob (noun)
any of a large class of implements used for cleaning	cleaning implement consisting of absorbent material fastened to a handle; for cleaning floors

cleaning device (verb)	swob (verb)
	wash with a swab or a mop
	apply (usually a liquid) to a surface