Europa vs Galilean

Europa and Galilean both are nouns.

Word	Noun	Adjective	Verb	Adverb
Europa	Yes	No	No	No
Galilean	Yes	Yes	No	No

Europa (noun)	Galilean (noun)
the 4th largest of Jupiter's satellites; covered with a smooth shell of frozen water	one of the four satellites of Jupiter that were discovered by Galileo
	an inhabitant of Galilee (an epithet of Jesus Christ)

Europa (adjective)	Galilean (adjective)
	of or relating to Galilee or its inhabitants
	of or relating to Galileo or his works