dustmop vs swab

dustmop and swab both are nouns.

Word	Noun	Adjective	Verb	Adverb
dustmop	Yes	No	No	No
swab	Yes	No	Yes	No

As nouns, swab is a hypernym of dustmop; that is, swab is a word with a broader meaning than dustmop:

dustmop: a dry swab for dusting floors
swab: cleaning implement consisting of absorbent material fastened to a handle; for cleaning floors

Other hypernyms of dustmop include mop, swob.

dustmop (noun)	swab (noun)
a dry swab for dusting floors	cleaning implement consisting of absorbent material fastened to a handle; for cleaning floors
	implement consisting of a small piece of cotton that is used to apply medication or cleanse a wound or obtain a specimen of a secretion

dustmop (verb)	swab (verb)
	wash with a swab or a mop
	apply (usually a liquid) to a surface