ἀπρόςφορος

ον, Adv.
A. dangerous, νήσους ναύταις ἀπροσφόρους E. IA 287(lyr.); unsuitable, Herod. Med. ap. Orib. 10.18.6; incongruous, Tz.adHes. Op. 735. Adv. ‐ρως Steph. in Hp. 1.223D.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
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