ship builder vs shipbuilder

ship builder and shipbuilder both are nouns.

Word	Noun	Adjective	Verb	Adverb
ship builder	Yes	No	No	No
shipbuilder	Yes	No	No	No

As nouns, ship builder and shipbuilder are synonyms defined as:

As nouns, ship builder and shipbuilder are synonyms defined as:

ship builder and shipbuilder: a carpenter who helps build and launch wooden vessels

Other synonyms of ship builder include shipwright.

ship builder (noun)	shipbuilder (noun)
a person who builds ships as a business	a business that builds and repairs ships
a carpenter who helps build and launch wooden vessels	a person who builds ships as a business
	a carpenter who helps build and launch wooden vessels