θατήρ
From LSJ
τὸ κατὰ τὴν τῆς αὑτοῦ ψυχῆς ἐπίταξιν τὰ γιγνόμενα γίγνεσθαι, μάλιστα μὲν ἅπαντα, εἰ δὲ μή, τά γε ἀνθρώπινα → the desire that, if possible, everything,—or failing that, all that is humanly possible—should happen in accordance with the demands of one's own heart
English (LSJ)
θατῆρος, ὁ, Dor. for Θαητήρ, = Θεατήρ, = θεατής, B.9.23, Hsch. θᾱτύς, ύος, ἡ, Dor. for Θαητύς, = Θεατύς, = θεωρία, Id. s.v. ἐς θατύν. θαυλακίζειν, = θυλακίζειν, Id. θαυλέα· οὐρά, κέρκος, Id. θαύλια, τά, a festival, Id.:—also θαυλίζειν, Id.: prob. connected with Θαύλιος, epithet of Zeus at Pharsalus, Hermes 46.154, 286. (Possibly = throttler, cf. Καν-δαύλης = Κυνάγχης (q.v.).)
Greek (Liddell-Scott)
θᾱτήρ: ῆρος, ὁ, Δωρ. ἀντὶ θεατήρ, = θεατής, Ἡσύχ., Βακχυλ. 9. 23 (ἔκδ. Blass).