δηρός

ά, όν, Adv.
A. long, too long, δηρὸν χρόνον Il. 14.206, h.Cer. 282: more freq. δηρόν (sc. χρόνον) as Adv., all too long, Il. 2.298, etc.; also ἐπὶ δηρὸν δέ μοι αἰὼν ἔσσεται 9.415, cf. Musae. 291: freq. with neg., οὐδέ σέ φημι δ . . . ἀλύξειν Il. 10.371, cf. 2.435, etc.: Trag. use only Dor. form, πολὺν δαρόν τε χρόνον S. Aj. 414 (lyr.), cf. A. Supp. 516, E. IT 1339; δαρόν alone, A. Pr. 648, 940, S., etc.; also δαρὸν χρόνου πόδα time's lingering foot, E. Ba. 889 (lyr.).
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
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