verbaliser vs talker

verbaliser and talker both are nouns.

Word	Noun	Adjective	Verb	Adverb
verbaliser	Yes	No	No	No
talker	Yes	No	No	No

As nouns, verbaliser and talker are synonyms defined as:

verbaliser and talker: someone who expresses in language; someone who talks (especially someone who delivers a public speech or someone especially garrulous)

Other synonyms of verbaliser include speaker, utterer, verbalizer.

verbaliser (noun)	talker (noun)
someone who expresses in language; someone who talks (especially someone who delivers a public speech or someone especially garrulous)	someone who expresses in language; someone who talks (especially someone who delivers a public speech or someone especially garrulous)