τρηχαλέος

η, ον
τρηχαλέος, η, ον, poet. for τρηχύς, Pancrat. Oxy. 1085.11, Marc. SId. 27, AP 5.291.6 (Agath.), 6.63 (Damoch.), 64 (Paul. Sil.), APl. 4.113 (Jul.).
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
An open-access project