ceramist vs craftsman

ceramist and craftsman both are nouns.

Word	Noun	Adjective	Verb	Adverb
ceramist	Yes	No	No	No
craftsman	Yes	No	No	No

As nouns, craftsman is a hypernym of ceramist; that is, craftsman is a word with a broader meaning than ceramist:

ceramist: a craftsman who shapes pottery on a potter's wheel and bakes them in a kiln
craftsman: a skilled worker who practices some trade or handicraft

Other hypernyms of ceramist include artificer, artisan, journeyman.

ceramist (noun)	craftsman (noun)
a craftsman who shapes pottery on a potter's wheel and bakes them in a kiln	a skilled worker who practices some trade or handicraft
	a creator of great skill in the manual arts
	a professional whose work is consistently of high quality