Blissian

According to the Old English Dictionary:

blissian

Add: [= blíþsian, q. v.] I. absolute :-- Þancaþ, blissaþ gratatur .i. laetatur, An. Ox. 5111. Blissaþ gratatur, Wrt. Voc. ii. 40, 50. Hé sæt mid þám gebeórum blissigende samod, Hml. S. 26, 327. II. to rejoice at (with gen.) :-- His fýnd þæs micelum wundrodon and blissodon, Hml. Th. ii. 26, 11. Ðis folc micclum blissigan wile mínes deáðes, i. 86, 32. blissian