blot vs mistake

blot and mistake both are nouns.

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

As nouns, mistake is a hypernym of blot; that is, mistake is a word with a broader meaning than blot:

blot: an act that brings discredit to the person who does it
mistake: a wrong action attributable to bad judgment or ignorance or inattention

Other hypernyms of blot include error, fault.

blot (noun)	mistake (noun)
an act that brings discredit to the person who does it	a wrong action attributable to bad judgment or ignorance or inattention
a blemish made by dirt	an understanding of something that is not correct
	part of a statement that is not correct

blot (verb)	mistake (verb)
dry (ink) with blotting paper	to make a mistake or be incorrect
make a spot or mark onto	identify incorrectly