Where does “nonridged” come from?

nonridged (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.

nonridged (English): Not ridged

Definitions

  1. Not ridged

Ancestry of “nonridged”, step by step

nonridged 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 ridged

StepLanguageWordMeaning
1EnglishridgedHaving ridges; simple past tense and past...
2Middle Englishrigged—
Every word from Proto-Indo-European óynos →Every word from Old Latin noenum →Every word from Latin nōn →