disfiguration vs defacement

disfiguration and defacement both are nouns.

Word	Noun	Adjective	Verb	Adverb
disfiguration	Yes	No	No	No
defacement	Yes	No	No	No

As nouns, disfiguration and defacement are synonyms defined as:

disfiguration and defacement: the act of damaging the appearance or surface of something

Other synonyms of disfiguration include disfigurement, mutilation.

disfiguration (noun)	defacement (noun)
the act of damaging the appearance or surface of something	the act of damaging the appearance or surface of something
an appearance that has been spoiled or is misshapen