αἰνιγμός

A. riddle, mostly like αἴνιγμα in pl., δῑ αἰνιγμῶν ἐρεῖν Ar. Ra. 61, cf. Pl. Ti. 72b, Aeschin. 3.121; ἐν αἰνιγμοῖσι σημαίνειν τι E. Rh. 754; ἐν αἰ. λαλεῖν Anaxil. 22.23: sg., Callisth. ap. Ath. 10.452a.