Where does “concavus” come from?

concavus (Latin) comes from Latin cavus, from Proto-Italic kawos, from Proto-Indo-European ḱowh₁ós, from Proto-Indo-European ḱewh₁- — to swell; to be strong.

concavus (Latin): concave, hollow; vaulted, arched

Definitions

  1. concave, hollow; vaulted, arched

Ancestry of “concavus”, step by step

concavus traces back through two separate lines of ancestry.

via Latin cavus

StepLanguageWordMeaning
1Latincavushollow, concave; excavated, channeled;...
2Proto-Italickawos
3Proto-Indo-Europeanḱowh₁óshollow
4Proto-Indo-Europeanḱewh₁-to swell; to be strong

via Proto-Indo-European ḱówHwos

StepLanguageWordMeaning
1Proto-Indo-EuropeanḱówHwoscavity

Words derived from “concavus

Every word from Proto-Indo-European ḱewh₁-
concavus — Etymology, Origin & Word History | Etymology Explorer