flavouring vs flavorer

flavouring and flavorer both are nouns.

Word	Noun	Adjective	Verb	Adverb
flavouring	Yes	No	No	No
flavorer	Yes	No	No	No

As nouns, flavouring and flavorer are synonyms defined as:

flavouring and flavorer: something added to food primarily for the savor it imparts

Other synonyms of flavouring include flavoring, flavourer, seasoner, seasoning.

flavouring (noun)	flavorer (noun)
something added to food primarily for the savor it imparts	something added to food primarily for the savor it imparts