mistiming vs timekeeping

mistiming and timekeeping both are nouns.

Word	Noun	Adjective	Verb	Adverb
mistiming	Yes	No	No	No
timekeeping	Yes	No	No	No

As nouns, timekeeping is a hypernym of mistiming; that is, timekeeping is a word with a broader meaning than mistiming:

mistiming: something located at a time when it could not have existed or occurred
timekeeping: the act or process of determining the time

mistiming (noun)	timekeeping (noun)
something located at a time when it could not have existed or occurred	the act or process of determining the time