conversion vs change

conversion and change both are nouns.

Word	Noun	Adjective	Verb	Adverb
conversion	Yes	No	No	No
change	Yes	No	Yes	No

As nouns, change is a hypernym of conversion; that is, change is a word with a broader meaning than conversion:

conversion: the act of changing from one use or function or purpose to another
change: the action of changing something

As nouns, change is a hypernym of conversion; that is, change is a word with a broader meaning than conversion:

conversion: a change of religion
change: an event that occurs when something passes from one state or phase to another

Other hypernyms of conversion include alteration, modification.

conversion (noun)	change (noun)
the act of changing from one use or function or purpose to another	the action of changing something
a spiritual enlightenment causing a person to lead a new life	a different or fresh set of clothes
a successful free throw or try for point after a touchdown	a thing that is different
act of exchanging one type of money or security for another	a difference that is usually pleasant
a change in the units or form of an expression:	an event that occurs when something passes from one state or phase to another
interchange of subject and predicate of a proposition	the result of alteration or modification
an event that results in a transformation	coins of small denomination regarded collectively
a change of religion	the balance of money received when the amount you tender is greater than the amount due
(psychiatry) a defense mechanism represses emotional conflicts which are then converted into physical symptoms that have no organic basis	money received in return for its equivalent in a larger denomination or a different currency
	a relational difference between states; especially between states before and after some event

conversion (verb)	change (verb)
	undergo a change; become different in essence; losing one's or its original nature
	cause to change; make different; cause a transformation
	become different in some particular way, without permanently losing one's or its former characteristics or essence
	change clothes; put on different clothes
	exchange or replace with another, usually of the same kind or category
	lay aside, abandon, or leave for another
	remove or replace the coverings of
	become deeper in tone
	change from one vehicle or transportation line to another
	give to, and receive from, one another