tanning vs flagellation

tanning and flagellation both are nouns.

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

As nouns, tanning and flagellation are synonyms defined as:

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

Other synonyms of tanning include flogging, lashing, whipping.

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