fixity vs fixture

fixity and fixture both are nouns.

Word	Noun	Adjective	Verb	Adverb
fixity	Yes	No	No	No
fixture	Yes	No	No	No

As nouns, fixity and fixture are synonyms defined as:

fixity and fixture: the quality of being fixed in place as by some firm attachment

Other synonyms of fixity include fastness, fixedness, secureness.

fixity (noun)	fixture (noun)
the quality of being fixed in place as by some firm attachment	the act of putting something in working order again
the quality of being incapable of mutation	an object firmly fixed in place (especially in a household)
	the quality of being fixed in place as by some firm attachment
	a regular patron