Ǽfen

According to the Old English Dictionary:

ǽfyn, éfen, es;

ǼFEN

m. The EVEN, evening, eventide; vesper, vespera :-- Syððan ǽfen cwom after evening came, Beo. Th. 2475; B. 1235. Ǽfen ǽrest vesperum primum, Cd. 8; Th. 9, 7; Gen. 138. Ǽfena gehwám in each of evenings, 148; Th. 184, 16; Exod. 108. Æt ǽfenne, on ǽfenne, or to ǽfenne, at even, in the evening, Ps. Spl. 29, 6. [Laym. aefen: Orm. efen: Gow. Chauc. even: N. Dut. avond: M. Dut. avont, m: Plat, abend, m: O. Sax. áband, m: O. Frs. ávend, m: Ger. abend, m; M. H. Ger. ábent, m: O. H. Ger. ápand, ábant, ábunt, m: Dan. aften, m: Swed. afton, m: Icel. aptan, aftan, m: confr. Grk. GREEK.] æfen