cocker vs cosset

cocker is a noun but cosset is not a noun.

Word	Noun	Adjective	Verb	Adverb
cocker	Yes	No	Yes	No
cosset	No	No	Yes	No

As verbs, cocker and cosset are synonyms defined as:

Other synonyms of cocker include baby, coddle, featherbed, indulge, mollycoddle, pamper, spoil.

cocker (noun)	cosset (noun)
a small breed with wavy silky hair; originally developed in England

cocker (verb)	cosset (verb)
treat with excessive indulgence	treat with excessive indulgence