σχελίς
From LSJ
ἄλλαι μὲν βουλαὶ ἀνθρώπων, ἄλλα δὲ Θεὸς κελεύει → man proposes, God disposes | men's wishes are different from what God orders | man's will is often different than God's decisions
English (LSJ)
ίδος, ἡ, mostly in pl. σχελίδες,
A ribs of beef, A.Fr.443, Ar. Eq.362 (cf. Sch.ad loc., Hsch.), Fr.253; σ. ὁλόκνημοι Pherecr.108.13, cf. Luc.Lex.6; also κάπρου σχελίδες cj. Mein. in Archipp.11.3 (lyr.); σ. λαγωῶν Poll.6.33:—later written σκελίδες, ὑῶν sides of bacon, D.Chr.7.44, cf. PSI4.428.5 (iii B.C.), and so prob. in Poll.2.193.
German (Pape)
[Seite 1054] ίδος, ἡ, att. statt σκελίς; Aesch. frg. 342; σχελίδας ἐδηδοκὼς ὠνήσομαι μέταλλα, Ar. Equ. 362, Schol. βοὸς πλευρὰ ἢ ἁπλῶς τὰ πλευρικά; vgl. Luc. Lexiph. 6.