mop vs swab

mop and swab both are nouns.

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

As nouns, mop and swab are synonyms defined as:

mop and swab: cleaning implement consisting of absorbent material fastened to a handle; for cleaning floors

Other synonyms of mop include swob.

As verbs, swab is a hyponym of mop; that is, swab is a word with a more specific, narrower meaning than mop:

Other hyponyms of mop include swob, sponge.

mop (noun)	swab (noun)
cleaning implement consisting of absorbent material fastened to a handle; for cleaning 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

mop (verb)	swab (verb)
make a sad face and thrust out one's lower lip	wash with a swab or a mop
to wash or wipe with or as if with a mop	apply (usually a liquid) to a surface