Where does “grade” come from?

grade (Esperanto) comes from Esperanto grado, from Spanish grado, from Latin grātum, from Latin grātus, from Proto-Italic grātos, from Proto-Indo-European gʷr̥Htós, from Proto-Indo-European gʷerH- — to express approval; praise; to elevate.

grade (Esperanto): gradually

Definitions

  1. gradually

Ancestry of “grade”, step by step

StepLanguageWordMeaning
1Esperantogradodegree (of angles (1/90 of a right angle) or temperature); grade
2Spanishgradodegree; grade; level
3Latingrātum
4Latingrātuspleasing, acceptable, agreeable, welcome
5Proto-Italicgrātos
6Proto-Indo-Europeangʷr̥Htóspraised
7Proto-Indo-EuropeangʷerH-to express approval; praise; to elevate
Every word from Proto-Indo-European gʷerH-Every word from Proto-Indo-European gʷr̥HtósEvery word from Proto-Italic grātos