nonargumental

Etymology tree
Proto-Indo-European *né
Proto-Germanic *ne
Proto-Indo-European *ís?
Proto-Indo-European *h₁óynos
Proto-Germanic *ainaz
Proto-Germanic *nainaz
Proto-West Germanic *nain
Old English nān
Middle English non
▲
Old English nān
Old English nān-
Middle English non-
English non-
Latin arguō
Proto-Indo-European *-mn̥
Proto-Indo-European *-mn̥tom
Proto-Italic *-mentom
Latin -mentum
Latin argūmentumder.
Anglo-Norman arguementbor.
Middle English argument
English argument
Proto-Indo-European *h₂el-der.?
Proto-Italic *-ālis
Latin -ālisbor.
Old French -albor.
▲
Latin -ālis
Old French -elbor.
▲
Latin -ālisbor.
Middle English -al
English -al
English argumental
English nonargumental
From non- + argumental.