smithy vs workplace

smithy and workplace both are nouns.

Word	Noun	Adjective	Verb	Adverb
smithy	Yes	No	No	No
workplace	Yes	No	No	No

As nouns, workplace is a hypernym of smithy; that is, workplace is a word with a broader meaning than smithy:

Other hypernyms of smithy include work.

smithy (noun)	workplace (noun)
a workplace where metal is worked by heating and hammering	a place where work is done