graft vs infix

graft and infix both are nouns.

Word	Noun	Adjective	Verb	Adverb
graft	Yes	No	Yes	No
infix	Yes	No	Yes	No

As verbs, infix is a hypernym of graft; that is, infix is a word with a broader meaning than graft:

Other hypernyms of graft include enter, insert, introduce.

graft (noun)	infix (noun)
the act of grafting something onto something else	an affix that is inserted inside the word
the practice of offering something (usually money) in order to gain an illicit advantage
(surgery) tissue or organ transplanted from a donor to a recipient; in some cases the patient can be both donor and recipient

graft (verb)	infix (verb)
cause to grow together parts from different plants	attach a morpheme into a stem word
place the organ of a donor into the body of a recipient	put or introduce into something