Palestinian vs Palestine

Palestinian and Palestine both are nouns.

Word	Noun	Adjective	Verb	Adverb
Palestinian	Yes	Yes	No	No
Palestine	Yes	No	No	No

Palestinian (noun)	Palestine (noun)
a descendant of the Arabs who inhabited Palestine	an ancient country in southwestern Asia on the east coast of the Mediterranean Sea; a place of pilgrimage for Christianity and Islam and Judaism
	a former British mandate on the east coast of the Mediterranean; divided between Jordan and Israel in 1948
	state combining the Gaza Strip and the West Bank and currently under Israeli occupation

Palestinian (adjective)	Palestine (adjective)
of or relating to the area of Palestine and its inhabitants