earmark vs stylemark

earmark and stylemark both are nouns.

Word	Noun	Adjective	Verb	Adverb
earmark	Yes	No	Yes	No
stylemark	Yes	No	No	No

As nouns, earmark and stylemark are synonyms defined as:

earmark and stylemark: a distinctive characteristic or attribute of someone or something

Other synonyms of earmark include hallmark, trademark.

earmark (noun)	stylemark (noun)
a distinctive characteristic or attribute of someone or something	a distinctive characteristic or attribute of someone or something
identification mark on the ear of a domestic animal

earmark (verb)	stylemark (verb)
give or assign a resource to a particular person or cause