Etymology Explorer › Latin

Where does “promptus” come from?

promptus (Latin) comes from Latin prōmō, from Latin prō, from Latin ratus, from Latin rēōr, from Proto-Italic rēōr, from Proto-Indo-European h₂reh₁-, from Proto-Indo-European h₂er- — to fit, to fix, to put together.

Ancestry of “promptus”, step by step

StepLanguageWordMeaning
1Latinprōmō—
2Latinprō—
3Latinratusconsidered, having been considered; established,...
4Latinrēōr—
5Proto-Italicrēōrto reckon, to calculate; to think, to deem, to...
6Proto-Indo-Europeanh₂reh₁-to think, reason; to arrange
7Proto-Indo-Europeanh₂er-to fit, to fix, to put together
Every word from Proto-Indo-European h₂er- →