mar vs daub

mar and daub both are nouns.

Word	Noun	Adjective	Verb	Adverb
mar	Yes	No	Yes	No
daub	Yes	No	Yes	No

As nouns, daub is a hyponym of mar; that is, daub is a word with a more specific, narrower meaning than mar:

mar: a mark or flaw that spoils the appearance of something (especially on a person's body)
daub: a blemish made by dirt

mar (noun)	daub (noun)
a mark or flaw that spoils the appearance of something (especially on a person's body)	an unskillful painting
	a blemish made by dirt
	material used to daub walls

mar (verb)	daub (verb)
destroy or injure severely	cover (a surface) by smearing (a substance) over it
make imperfect	coat with plaster
	apply to a surface