κἀν
From LSJ
εἰ πλείονα δ' εἰδείης Σισύφου → if you were more intelligent than Sisyphus
English (LSJ)
crasis for καὶ ἐν.
French (Bailly abrégé)
crase poét. p. καὶ ἐν.
Dutch (Woordenboekgrieks.nl)
κἀν crasis voor καὶ ἐν.
Russian (Dvoretsky)
κἀν: in crasi = καὶ ἐν.
Greek (Liddell-Scott)
κἀν: κατὰ κρᾶσιν ἀντὶ τοῦ καὶ ἐν.
Greek Monotonic
κἀν: κράση αντί καὶ ἐν.
Middle Liddell
crasis for καὶ ἄν or καὶ ἐάν
I. for καὶ ἄν, Hes., Attic; κακὸν δὲ κἂν ἐν ἡμέρᾳ γνοίης μιᾷ Soph.:—later, κἄν came to be used, even when the Verb in apodosi was of a tense that could not be joined with ἄν, as, κἂν εἰ πολλαὶ [αἱ ἀρεταί] εἰσιν, for ὦσι, Plat.
II. for καὶ ἄν or καὶ ἐάν, and if, even if, although, Soph., Ar., etc.