like hell vs like sin

like hell and like sin both are adverbs.

Word	Noun	Adjective	Verb	Adverb
like hell	No	No	No	Yes
like sin	No	No	No	Yes

As adverbs, like hell and like sin are synonyms defined as:

like hell and like sin: (informal) with great speed or effort or intensity; used for emphasis

Other synonyms of like hell include like crazy, like mad, like the devil, like thunder.

like hell (adverb)	like sin (adverb)
(informal) with great speed or effort or intensity; used for emphasis	(informal) with great speed or effort or intensity; used for emphasis
used ironically to indicate the opposite of what is stated