| 1 | Irish | trácht | strand, beach; verbal noun of trácht; going,... |
| 2 | Old Irish | trácht | trade, intercourse; movement, travelling; the... |
| 3 | Latin | tractus | dragged, having been dragged; trailed, having... |
| 4 | Latin | trahere | second-person singular future passive indicative... |
| 5 | Latin | traho | I drag, pull; I trail; I extract, withdraw |
| 6 | Proto-Italic | traɣō | — |
| 7 | Proto-Indo-European | tregʰ- | to drag, pull?; to run, walk |
| 8 | Proto-Indo-European | dʰregʰ- | to run |