tanning vs lashing

tanning and lashing both are nouns.

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

As nouns, tanning and lashing are synonyms defined as:

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

Other synonyms of tanning include flagellation, flogging, whipping.

tanning (noun)	lashing (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	rope that is used for fastening something to something else
process in which skin pigmentation darkens as a result of exposure to ultraviolet light

tanning (adjective)	lashing (adjective)
	violently urging on by whipping or flogging