- or -isesuffix forming verbs meaning:1》 make or become: privatize.↘cause to resemble: Americanize.2》 treat in a specified way: pasteurize.↘treat or cause to combine with a specified substance: carbonize.3》 follow a specified practice: agonize.↘subject to a practice: hospitalize.Derivatives-ization suffix.-izer suffix.Originfrom Fr. -iser, via late L. -izare from Gk verbs ending in -izein.UsageThe forms -ize and -ise are, in many cases, straightforward spelling variants. However, the -ise spelling is obligatory in certain cases: first, where it forms part of a larger word element, such as -mise in compromise; and second, in verbs corresponding to nouns with -s- in the stem, such as advertise and televise.
English new terms dictionary. 2014.