carabinier vs carbineer

carabinier and carbineer both are nouns.

Word	Noun	Adjective	Verb	Adverb
carabinier	Yes	No	No	No
carbineer	Yes	No	No	No

As nouns, carabinier and carbineer are synonyms defined as:

carabinier and carbineer: a soldier (historically a mounted soldier) who is armed with a carbine

Other synonyms of carabinier include carabineer.

carabinier (noun)	carbineer (noun)
a soldier (historically a mounted soldier) who is armed with a carbine	a soldier (historically a mounted soldier) who is armed with a carbine