ὁτιή
From LSJ
νᾶφε καὶ μέμνασο ἀπιστεῖν → keep a clear head and remember not to believe a thing (Epicharmus fr. 250)
English (LSJ)
(better ὅτι ἢ, v. infr.), Conj., colloquial form of ὅτι B,
A because, E.Cyc.643, Eup.305, Ar.Eq.29, 34, 181, 236, etc.: folld. by τί, ὁτιὴ τί ; 'cause why? Id.Nu.784; ὁτιὴ τί δή; ib.755. (The accentuation ὅτι ἢ is implied by A.D., who says πρὸς πάντων συμφώνως ἀνεγνώσθη ἐν ὀξείᾳ τάσει τὸ ο Conj.256.2, cf. Synt.307.22; only ὁτιὴ is found in codd., and Eust. has οἱ Ἀττικοὶ ὀξυτόνως λέγουσι τιὴ καὶ ὁτιή 118.36, cf. 45.4; cf. ἦ 1.2.) 2 more rarely, = ὅτι, that, Ar.Eq.360, Nu. 331, V.1395, Av.1010.