repair shop vs fix-it shop

repair shop and fix-it shop both are nouns.

Word	Noun	Adjective	Verb	Adverb
repair shop	Yes	No	No	No
fix-it shop	Yes	No	No	No

As nouns, repair shop and fix-it shop are synonyms defined as:

repair shop and fix-it shop: a shop specializing in repairs and maintenance

repair shop (noun)	fix-it shop (noun)
a shop specializing in repairs and maintenance	a shop specializing in repairs and maintenance