flagellation vs tanning

flagellation and tanning both are nouns.

Word	Noun	Adjective	Verb	Adverb
flagellation	Yes	No	No	No
tanning	Yes	No	No	No

As nouns, flagellation and tanning are synonyms defined as:

flagellation and tanning: beating with a whip or strap or rope as a form of punishment

Other synonyms of flagellation include flogging, lashing, whipping.

flagellation (noun)	tanning (noun)
beating with a whip or strap or rope as a form of punishment	making leather from rawhide
beating as a source of erotic or religious stimulation	beating with a whip or strap or rope as a form of punishment
	process in which skin pigmentation darkens as a result of exposure to ultraviolet light