κοιλ-άς, άδος, ἡ,
substantive, hollow, δρυός [[ 1st c.AD(?): Pseudo-Phocylidea 173, compare 4th-3rd c.BC: Theophrastus Philosophus “Fragmenta” 169 ] Refs 4th c.BC+]; in a wall, [[ LXX.Lev.14.37 ] LXX]; in a rock, [[ 1st c.BC-1st c.AD: Strabo Geographus 12.3.11 ] Refs 1st c.BC+]; deep valley, [[ 5th-6th c.BC: Plato Philosophus “Epigrammata - PLG” 5.6, LXX.Gen.14.8, +others, “BGU” 995 iii 4 (2nd c.BC), “SIG” 827 iii 11 (Delph., 2nd c.AD), 2nd c.BC: Polybius Historicus 5.44.7, 1st c.BC: Diodorus Siculus Historicus 3.15. ] LXX+5th c.BC+]
__II adjective, feminine of κοῖλος, νεφέλαι [[ 4th-3rd c.BC: Theophrastus Philosophus “de Signis Tempestatum” 51 (nisi to be read κηλ-); εὐνή 3rd-4th c.AD: Tryphiodorus Epicus 194. ] Refs 4th c.BC+]