diddly-shit vs diddlyshit

diddly-shit and diddlyshit both are nouns.

Word	Noun	Adjective	Verb	Adverb
diddly-shit	Yes	No	No	No
diddlyshit	Yes	No	No	No

As nouns, diddly-shit and diddlyshit are synonyms defined as:

Other synonyms of diddly-shit include diddley, diddly-squat, diddly, diddlysquat, doodly-squat, jack, shit, squat.

diddly-shit (noun)	diddlyshit (noun)
a small worthless amount	a small worthless amount