ἀκαιρέω

A. to be without an opportunity, opp. εὐκαιρέω, D.S. 10.7:—Med., impf. ἠκαιρεῖσθε Ep.Phil. 4.10.
2. talk nonsense, Astramps. Orac. 74.9.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
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