smudge vs inkblot

smudge and inkblot both are nouns.

Word	Noun	Adjective	Verb	Adverb
smudge	Yes	No	Yes	No
inkblot	Yes	No	No	No

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

Other hyponyms of smudge include blotch, splodge, splotch, fingermark, fingerprint.

smudge (noun)	inkblot (noun)
a blemish made by dirt	a blot made with ink
a smoky fire to drive away insects

smudge (verb)	inkblot (verb)
make a smudge on; soil by smudging