Where does “tremaculum” come from?

tremaculum (Late Latin) comes from Latin tri-, from Latin trēs, from Proto-Italic trēs, from Proto-Indo-European *tréyes.

Ancestry of “tremaculum”, step by step

StepLanguageWordMeaning
1Latintri-three, tri-
2Latintrēsthree; 3
3Proto-Italictrēsthree
4Proto-Indo-European*tréyes

Words derived from “tremaculum

Every word from Proto-Indo-European *tréyesEvery word from Proto-Italic trēsEvery word from Latin trēs