universalize vs extrapolate

universalize and extrapolate both are verbs.

Word	Noun	Adjective	Verb	Adverb
universalize	No	No	Yes	No
extrapolate	No	No	Yes	No

As verbs, extrapolate is a hypernym of universalize; that is, extrapolate is a word with a broader meaning than universalize:

Other hypernyms of universalize include generalise, generalize, infer.

universalize (verb)	extrapolate (verb)
make universal	estimate the value of something based on known values
	gain knowledge of (an area not known or experienced) by extrapolating
	draw from specific cases for more general cases