mar vs burn mark

mar and burn mark both are nouns.

Word	Noun	Adjective	Verb	Adverb
mar	Yes	No	Yes	No
burn mark	Yes	No	No	No

As nouns, burn mark is a hyponym of mar; that is, burn mark is a word with a more specific, narrower meaning than mar:

mar: a mark or flaw that spoils the appearance of something (especially on a person's body)
burn mark: a place or area that has been burned (especially on a person's body)

mar (noun)	burn mark (noun)
a mark or flaw that spoils the appearance of something (especially on a person's body)	a place or area that has been burned (especially on a person's body)

mar (verb)	burn mark (verb)
destroy or injure severely
make imperfect