Where does “tar-” come from?

tar- (Irish) comes from Old Irish tar, from Old Irish a, from Proto-Celtic *ā, from Proto-Indo-European ō — oh, ah.

tar- (Irish): trans-, over-

Definitions

  1. trans-, over-

Ancestry of “tar-”, step by step

StepLanguageWordMeaning
1Old Irishtarover, across
2Old Irishanominative/accusative singular neuter of in; that...
3Proto-Celtic*āO (vocative particle)
4Proto-Indo-Europeanōoh, ah

Words derived from “tar-”

Every word from Proto-Indo-European ō →Every word from Proto-Celtic *ā →Every word from Old Irish a →