Etymology Explorer › Latin

Where does “irregularis” come from?

irregularis (Latin) comes from Latin rēgulāris, 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...

Ancestry of “irregularis”, step by step

StepLanguageWordMeaning
1Latinrēgulāris—
2Latinrēgula—
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...
Every word from Proto-Indo-European -tḗr →