misreckoning vs mistake

misreckoning and mistake both are nouns.

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

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

misreckoning: a mistake in calculating
mistake: a wrong action attributable to bad judgment or ignorance or inattention

Other hypernyms of misreckoning include error, fault.

misreckoning (noun)	mistake (noun)
a mistake in calculating	a wrong action attributable to bad judgment or ignorance or inattention
	an understanding of something that is not correct
	part of a statement that is not correct

misreckoning (verb)	mistake (verb)
	to make a mistake or be incorrect
	identify incorrectly