Where does “roborative” come from?

roborative (English) comes from Latin rōborāre, from Latin rōbur, from Latin ruber, from Proto-Italic ruðros, from Proto-Indo-European h₁rudʰrós, from Proto-Indo-European h₁rewdʰ- — red.

roborative (English): Giving strength; invigorating

Definitions

  1. Giving strength; invigorating

Ancestry of “roborative”, step by step

roborative traces back through two separate lines of ancestry.

via Latin rōborāre

StepLanguageWordMeaning
1Latinrōborāre
2Latinrōburan oak tree
3Latinruberred approximately like red ochre (which had a traditional status among the Romans); red that was both common and dignified, somewhat associated with pigment
4Proto-Italicruðrosred
5Proto-Indo-Europeanh₁rudʰrósred
6Proto-Indo-Europeanh₁rewdʰ-red

via French roboratif

StepLanguageWordMeaning
1Frenchroboratifroborative, bracing, invigorating
2French-atif-ative
Every word from Proto-Indo-European h₁rewdʰ-
roborative — Etymology, Origin & Word History | Etymology Explorer