nonetheless vs all the same

nonetheless and all the same both are adverbs.

Word	Noun	Adjective	Verb	Adverb
nonetheless	No	No	No	Yes
all the same	No	No	No	Yes

As adverbs, nonetheless and all the same are synonyms defined as:

nonetheless and all the same: despite anything to the contrary (usually preceding a concession)

Other synonyms of nonetheless include at the same time, even so, however, nevertheless, notwithstanding, still, withal, yet.

nonetheless (adverb)	all the same (adverb)
despite anything to the contrary (usually preceding a concession)	despite anything to the contrary (usually preceding a concession)