AI vs IC

AI and IC both are nouns.

Word	Noun	Adjective	Verb	Adverb
AI	Yes	No	No	No
IC	Yes	No	No	No

AI (noun)	IC (noun)
the introduction of semen into the oviduct or uterus by some means other than sexual intercourse	a group of government agencies and organizations that carry out intelligence activities for the United States government; headed by the Director of Central Intelligence
the branch of computer science that deal with writing computer programs that can solve problems creatively
an agency of the United States Army responsible for providing timely and relevant and accurate and synchronized intelligence to tactical and operational and strategic level commanders