leaseholder vs renter

leaseholder and renter both are nouns.

Word	Noun	Adjective	Verb	Adverb
leaseholder	Yes	No	No	No
renter	Yes	No	No	No

As nouns, renter is a hypernym of leaseholder; that is, renter is a word with a broader meaning than leaseholder:

leaseholder: a tenant who holds a lease
renter: someone who pays rent to use land or a building or a car that is owned by someone else

Other hypernyms of leaseholder include holder, tenant.

leaseholder (noun)	renter (noun)
a tenant who holds a lease	someone who pays rent to use land or a building or a car that is owned by someone else
	an owner of property who receives payment for its use by another person