Where does “regular” come from?

regular (Portuguese) comes from Latin rēgulāre, from Latin rēgula, from Latin -ula, from Proto-Indo-European -tlom, from Proto-Indo-European -trom, from Proto-Indo-European -tḗr — Derives agent nouns from verbs, denoting someone...

regular (Portuguese): regular; average; to regulate

Definitions

  1. regular; average; to regulate

Ancestry of “regular”, step by step

regular traces back through two separate lines of ancestry.

via Latin rēgulāre

StepLanguageWordMeaning
1Latinrēgulāre
2Latinrēgularule, bar
3Latin-ularegō + API → rēgula; tegō + API → tēgula;...
4Proto-Indo-European-tlomAlternative form of *-trom
5Proto-Indo-European-tromForms nouns denoting a tool or instrument
6Proto-Indo-European-tḗrDerives agent nouns from verbs, denoting someone...

via Late Latin regularis

StepLanguageWordMeaning
1Late Latinregularisductile; containing rules; regular
2Latinregularule, bar; second-person singular present active...
3LatinregoI rule, govern; I guide, steer; I oversee, manage

Words derived from “regular

Every word from Proto-Indo-European -tḗr