Protestant vs religion

Protestant and religion both are nouns.

Word	Noun	Adjective	Verb	Adverb
Protestant	Yes	Yes	No	No
religion	Yes	No	No	No

Protestant (noun)	religion (noun)
the Protestant churches and denominations collectively	a strong belief in a supernatural power or powers that control human destiny
an adherent of Protestantism	an institution to express belief in a divine power

Protestant (adjective)	religion (adjective)
of or relating to Protestants or Protestantism