Κηφίσιος
Could not find Κηφισίῳ in Logeion dictionaries.
Κηφισίῳ Proper-name adjective: masculine dative singular, Proper-name adjective: neuter dative singular, Proper-name noun: masculine dative singular of Κηφίσιος
Κηφίσιος, Dor. Κᾱφ-, ὁ (sc. μήν), name of month at Cos, SIG 953.27 (ii B.C.).
1 Κηφίσιος, ου (ὁ) [ῑσ] Kèphisios, h. And. 1, 38 Baiter-Sauppe, etc.
2 *Κηφίσιος, dor. Καφίσιος, α, ον [ᾱῑ] du Céphise, Pd. O. 4, 1.