calendrical vs calendar

calendrical is not a noun while calendar is a noun.

Word	Noun	Adjective	Verb	Adverb
calendrical	No	Yes	No	No
calendar	Yes	No	Yes	No

calendrical (noun)	calendar (noun)
	a list or register of events (appointments or social events or court cases etc)
	a tabular array of the days (usually for one year)
	a system of timekeeping that defines the beginning and length and divisions of the year

calendrical (adjective)	calendar (adjective)
relating to or characteristic of or used in a calendar or time measurement

calendrical (verb)	calendar (verb)
	enter into a calendar