blot vs maculate

blot is a noun but maculate is not a noun.

Word	Noun	Adjective	Verb	Adverb
blot	Yes	No	Yes	No
maculate	No	Yes	Yes	No

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

blot: make a spot or mark onto
maculate: make dirty or spotty, as by exposure to air; also used metaphorically

Other hyponyms of blot include splotch, defile, stain, sully, tarnish, bespeckle, speckle, bespatter, spatter.

blot (noun)	maculate (noun)
an act that brings discredit to the person who does it
a blemish made by dirt

blot (adjective)	maculate (adjective)
	spotted or blotched
	morally blemished; stained or impure

blot (verb)	maculate (verb)
dry (ink) with blotting paper	spot, stain, or pollute
make a spot or mark onto	make dirty or spotty, as by exposure to air; also used metaphorically