slopseller's shop vs slopshop

slopseller's shop and slopshop both are nouns.

Word	Noun	Adjective	Verb	Adverb
slopseller's shop	Yes	No	No	No
slopshop	Yes	No	No	No

As nouns, slopseller's shop and slopshop are synonyms defined as:

slopseller's shop and slopshop: a store that sells cheap ready-made clothing

slopseller's shop (noun)	slopshop (noun)
a store that sells cheap ready-made clothing	a store that sells cheap ready-made clothing