world view vs perspective

world view and perspective both are nouns.

Word	Noun	Adjective	Verb	Adverb
world view	Yes	No	No	No
perspective	Yes	No	No	No

As nouns, perspective is a hypernym of world view; that is, perspective is a word with a broader meaning than world view:

Other hypernyms of world view include position, view.

world view (noun)	perspective (noun)
a comprehensive view of the world and human life	the appearance of things relative to one another as determined by their distance from the viewer
	a way of regarding situations or topics etc.