frontstall vs testiere

frontstall and testiere both are nouns.

Word	Noun	Adjective	Verb	Adverb
frontstall	Yes	No	No	No
testiere	Yes	No	No	No

As nouns, frontstall and testiere are synonyms defined as:

Other synonyms of frontstall include chamfron, chanfron, front-stall.

frontstall (noun)	testiere (noun)
medieval plate armor to protect a horse's head	medieval plate armor to protect a horse's head