καταχρηστικός

ή, όν, ώτερον, Adv.
A. misused, misapplied, of words and phrases, ὑπάκουσις Phld. Rh. 1.89 S., cf. S.E. M. 8.129. Adv. -κῶς by a misuse of language, Str. 7.7.11, S.E. P. 1.191, etc.; opp. κυρίως, D.T. 632.24, Phld. Po. 5.15, Ph. 1.68: Comp. -ώτερον A.D. Synt. 4.26, S.E. M. 6.2.
2. serviceable, τὰ κ. καὶ συνεργατικὰ πρός τι Ptol. Tetr. 80.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
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