estimate vs misgauge

estimate is a noun but misgauge is not a noun.

Word	Noun	Adjective	Verb	Adverb
estimate	Yes	No	Yes	No
misgauge	No	No	Yes	No

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

estimate (noun)	misgauge (noun)
a judgment of the qualities of something or somebody
an approximate calculation of quantity or degree or worth
the respect with which a person is held
a document appraising the value of something (as for insurance or taxation)
a statement indicating the likely cost of some job

estimate (verb)	misgauge (verb)
judge tentatively or form an estimate of (quantities or time)	gauge something incorrectly or improperly
judge to be probable