Where does “authoritative” come from?

Authoritative comes from Middle English autorite, from Old French auctorité, from Latin auctoritatem, the accusative of auctoritas meaning power or influence, formed from the agent noun suffix -tor and the abstract noun suffix -itas, ultimately from Proto-Indo-European h₂ewg-.

authoritative (English): Arising or originating from a figure of...

Definitions

  1. Arising or originating from a figure of...

Ancestry of “authoritative”, step by step

StepLanguageWordMeaning
1EnglishauthorityThe power to enforce rules or give orders;...
2Middle EnglishauctoriteLegal authority or control; the privilege of...
3Old Frenchautoritéauthority
4Latinauctōritāscredibility, prestige, reputation, importance
5Latinauctorseller, vendor; author; authorship, agency,...
6Latinaugeōto increase, augment, enlarge, spread, expand
7Proto-Italicaugeōto increase; to enlarge
8Proto-Indo-Europeanh₂owg-éye-ti
9Proto-Indo-Europeanh₂ewg-to increase, to enlarge
10Proto-Indo-Europeanh₂weg-to increase, to enlarge
11Proto-Indo-Europeanh₂ug-

Words derived from “authoritative

Every word from Proto-Indo-European h₂ug-Every word from Proto-Indo-European h₂weg-Every word from Proto-Indo-European h₂ewg-