κἄν,
by crasis for καὶ ἄν (= ἐάν; WH, App., 145b; Thayer, s.v.), c. subjunc.,
1. and if: Mk 16:[18], Lk 12:38, Jo 8:55, I Co 13:2, 3, Ja 5:15; c. ellips., Lk 13:9.
2. Concessive, even if: Mt 21:2126:35, Jo 8:1410:3811:25, He 12:20.
3. As intensive of simple καί (M, Pr., 167; WM, 730; Jannaris, Gr., 598), even, at least: Mk 5:286:56, Ac 5:15, II Co 11:16.†