mocker vs scoffer

mocker and scoffer both are nouns.

Word	Noun	Adjective	Verb	Adverb
mocker	Yes	No	No	No
scoffer	Yes	No	No	No

As nouns, mocker and scoffer are synonyms defined as:

mocker and scoffer: someone who jeers or mocks or treats something with contempt or calls out in derision

Other synonyms of mocker include flouter, jeerer.

mocker (noun)	scoffer (noun)
long-tailed grey-and-white songbird of the southern United States able to mimic songs of other birds	someone who jeers or mocks or treats something with contempt or calls out in derision
someone who jeers or mocks or treats something with contempt or calls out in derision	someone who eats food rapidly and greedily