σολοικισμός
From LSJ
Ἐς δὲ τὰ ἔσχατα νουσήματα αἱ ἔσχαται θεραπεῖαι ἐς ἀκριβείην, κράτισται → But for extreme illnesses, extreme remedies, applied with severe exactitude, are the best (Hippocrates, Aphorism 6)
English (LSJ)
ὁ,
A incorrectness in the use of language, solecism, Arist.SE173b17; σολοικισμοὶ καὶ βαρβαρισμοί Phld.Rh.1.159 S., cf. Plu.2.731f, Luc.Vit.Auct.23; but βαρβαρισμός, incorrectness in the use of words, is distd. fr. σολ., incorrectness in the construction of sentences, A.D.Synt.198.8, cf. Phld.Rh.1.159 S. 2 of incorrect reasoning, περὶ σολοικισμῶν, title of work by Chrysippus, Stoic.2.6; cf.foreg. 1.2. II awkwardness, Plu.2.520b (pl.).