proof etymology

Middle English word proof comes from Proto-Indo-European *pro-bhwo-

Detailed word origin of proof

Dictionary entryLanguageDefinition
*pro-bhwo- Proto-Indo-European (ine-pro)
probus Latin (lat) (morally) upright, honest, virtuous. Good, serviceable, excellent, superior, able.
probo Latin (lat) I acquit, exonerate. I approve, commend. I demonstrate, prove. I test, inspect.
proba Late Latin (LL)
prove Old French (fro)
proof Middle English (enm)

Words with the same origin as proof

Descendants of *pro-bhwo-
appreoven appreven approbacioun apreven proven