Where does “tīr-” come from?

tīr- (Latvian) comes from Latvian tirt, from Proto-Baltic tir-, from Proto-Indo-European tr̥- — to make noise, to talk a lot.

Ancestry of “tīr-”, step by step

StepLanguageWordMeaning
1Latviantirtto rub
2Proto-Baltictir-—
3Proto-Indo-Europeantr̥-to make noise, to talk a lot

Words derived from “tīr-”

Every word from Proto-Indo-European tr̥- →Every word from Proto-Baltic tir- →Every word from Latvian tirt →