nail removal vs nail pulling

nail removal and nail pulling both are nouns.

Word	Noun	Adjective	Verb	Adverb
nail removal	Yes	No	No	No
nail pulling	Yes	No	No	No

As nouns, nail removal and nail pulling are synonyms defined as:

nail removal and nail pulling: a form of torture in which the fingernails or toenails are removed

nail removal (noun)	nail pulling (noun)
a form of torture in which the fingernails or toenails are removed	a form of torture in which the fingernails or toenails are removed