Where does “nonirregular” come from?

nonirregular (English) comes from English irregular, from Old French irreguler, from Latin irrēgulāris, from Latin rēgulāris, from Latin rēgula, from Latin -ula, from Proto-Indo-European -tlom, from Proto-Indo-European -trom — Derives agent nouns from verbs, denoting someone...

nonirregular (English): Not irregular

Definitions

  1. Not irregular

Ancestry of “nonirregular”, step by step

nonirregular traces back through two separate lines of ancestry.

via English irregular

StepLanguageWordMeaning
1Englishirregularnonstandard; not conforming to rules or...
2Old Frenchirreguler
3Latinirrēgulārisirregular, unusual
4Latinrēgulārisductile (able to be formed into a bar)
5Latinrēgularule, bar
6Latin-ularegō + API → rēgula; tegō + API → tēgula;...
7Proto-Indo-European-tlomAlternative form of *-trom
8Proto-Indo-European-tromForms nouns denoting a tool or instrument
9Proto-Indo-European-tḗrDerives agent nouns from verbs, denoting someone...

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 -tḗr