τράφη

τάφρ‐η, ἡ, Ion. for τάφρος (which is v.l.), Hdt. 4.28,201: also τράφη, IG 12(7).62.27 (Amorgos, iv B.C.).
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
An open-access project