stabiliser vs stabilizer

stabiliser and stabilizer both are nouns.

Word	Noun	Adjective	Verb	Adverb
stabiliser	Yes	No	No	No
stabilizer	Yes	No	No	No

As nouns, stabiliser and stabilizer are synonyms defined as:

stabiliser (noun)	stabilizer (noun)
a device for making something stable	a device for making something stable
	airfoil consisting of a device for stabilizing an aircraft
	a chemical that is added to a solution or mixture or suspension to maintain it in a stable or unchanging state