armguard vs bracer

armguard and bracer both are nouns.

Word	Noun	Adjective	Verb	Adverb
armguard	Yes	No	No	No
bracer	Yes	No	No	No

As nouns, armguard and bracer are synonyms defined as:

armguard and bracer: a protective covering for the wrist or arm that is used in archery and fencing and other sports

armguard (noun)	bracer (noun)
a protective covering for the wrist or arm that is used in archery and fencing and other sports	a tonic or restorative (especially a drink of liquor)
	a protective covering for the wrist or arm that is used in archery and fencing and other sports