Where does “nonbraced” come from?

nonbraced (English) comes from English braced, from English brace, from Middle English brace, from Old French brace, from Latin bracchia, from Latin bracchium, from Ancient Greek βραχίων, from Ancient Greek βραχύς — short.

Ancestry of “nonbraced”, step by step

nonbraced traces back through two separate lines of ancestry.

via English braced

StepLanguageWordMeaning
1Englishbracedsimple past tense and past participle of brace;...
2EnglishbraceArmor for the arm; vambrace; A measurement of...
3Middle EnglishbraceVambrace; armour which protects the arm; A cord...
4Old Frenchbracearm
5Latinbracchianominative plural of bracchium; accusative plural...
6Latinbracchiumforearm; arm; limb of an animal
7Ancient Greekβραχίωνthe arm, the shoulder; comparative degree of...
8Ancient Greekβραχύςshort, brief; short, small, little; few
9Proto-Indo-Europeanmréǵʰusshort; brief
10Proto-Indo-Europeanmreǵʰ-short

via English non

StepLanguageWordMeaning
1EnglishnonObsolete form of none
2Frenchnonno; not; a no, a negative response
3Old Frenchnonno; not; Alternative form of nom
4Latinnōnnot
5Old Latinnoenum
6Proto-Indo-Europeanóynosone; single
Every word from Proto-Indo-European mreǵʰ-