sermoniser vs sermonizer

sermoniser and sermonizer both are nouns.

Word	Noun	Adjective	Verb	Adverb
sermoniser	Yes	No	No	No
sermonizer	Yes	No	No	No

As nouns, sermoniser and sermonizer are synonyms defined as:

sermoniser and sermonizer: someone whose occupation is preaching the gospel

Other synonyms of sermoniser include preacher, preacher man.

sermoniser (noun)	sermonizer (noun)
someone whose occupation is preaching the gospel	someone whose occupation is preaching the gospel