Etymology Explorer › Latin

Where does “impromptus” come from?

impromptus (Latin) comes from Latin prōmptus, 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 “impromptus”, step by step

StepLanguageWordMeaning
1Latinprōmptus—
2Latinprōmō—
3Latinprō—
4Latinratusconsidered, having been considered; established,...
5Latinrēōr—
6Proto-Italicrēōrto reckon, to calculate; to think, to deem, to...
7Proto-Indo-Europeanh₂reh₁-to think, reason; to arrange
8Proto-Indo-Europeanh₂er-to fit, to fix, to put together
Every word from Proto-Indo-European h₂er- →