Where does “nontrunk” come from?

nontrunk (English) comes from English non, from French non, from Old French non, from Latin nōn, from Old Latin noenum, from Proto-Indo-European óynos — one; single.

nontrunk (English): Not operating as a trunk

Definitions

  1. Not operating as a trunk

Ancestry of “nontrunk”, step by step

nontrunk traces back through two separate lines of ancestry.

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

via English trunk

StepLanguageWordMeaning
1Englishtrunk"Part of a body."; "A container."; "A channel for...
2Middle EnglishtronkeA large chest or storage container; A container...
3Old Frenchtroncalms box, tree trunk, headless body; trunk
4Latintruncuslopped, docked; maimed, mangled, mutilated; A...
5Proto-Indo-Europeantwerḱ-to carve, cut off, trim
Every word from Proto-Indo-European óynosEvery word from Old Latin noenumEvery word from Latin nōn