The Collaborative International Dictionary
Innixion
Innixion \In*nix"ion\, n. [See Innitency.]
Act of leaning upon something; incumbency. [Obs.]
--Derham.
Wiktionary
innixion
n. (context obsolete rare English) A (l en leaning) or (l en resting) upon something; an (l en instance) of a thing being (l en support supported) by another; (l en innitency).