polarisation vs polarise

polarisation is a noun but polarise is not a noun.

Word	Noun	Adjective	Verb	Adverb
polarisation	Yes	No	No	No
polarise	No	No	Yes	No

polarisation (noun)	polarise (noun)
the phenomenon in which waves of light or other radiation are restricted in direction of vibration
the condition of having or giving polarity

polarisation (verb)	polarise (verb)
	become polarized in a conflict or contrasting situation
	cause to concentrate about two conflicting or contrasting positions
	cause to vibrate in a definite pattern