input vs infix

input and infix both are nouns.

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

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

Other hypernyms of input include enter, insert, introduce.

input (noun)	infix (noun)
a component of production; something that goes into the production of output	an affix that is inserted inside the word
any stimulating information or event; acts to arouse action
signal going into an electronic system
a statement that expresses a personal opinion or belief or adds information

input (verb)	infix (verb)
enter (data or a program) into a computer	attach a morpheme into a stem word
	put or introduce into something