macebearer vs mace

macebearer and mace both are nouns.

Word	Noun	Adjective	Verb	Adverb
macebearer	Yes	No	No	No
mace	Yes	No	No	No

As nouns, macebearer and mace are synonyms defined as:

Other synonyms of macebearer include macer.

macebearer (noun)	mace (noun)
an official who carries a mace of office	a ceremonial staff carried as a symbol of office or authority
	spice made from the dried fleshy covering of the nutmeg seed
	an official who carries a mace of office