arbitrement vs arbitrament

arbitrement and arbitrament both are nouns.

Word	Noun	Adjective	Verb	Adverb
arbitrement	Yes	No	No	No
arbitrament	Yes	No	No	No

As nouns, arbitrement and arbitrament are synonyms defined as:

arbitrement and arbitrament: the act of deciding as an arbiter; giving authoritative judgment

Other synonyms of arbitrement include arbitration.

arbitrement (noun)	arbitrament (noun)
the act of deciding as an arbiter; giving authoritative judgment	the act of deciding as an arbiter; giving authoritative judgment