Á-berstan

According to the Old English Dictionary:

á-berstan

p. -bærst To burst forth :-- Se wilm ðæs innoðes út ábirst (-biersð, Hat. MS.) and wierð tó sceabbe fervor intimus usque ad cutis scabiem prorumpit, Past. 70, 9. Ðonne ábirst (-biersð, Hat. MS.) ðǽr hwæthwugu út ðæs ðe hé swugian sceolde difficile est, ut non ad aliquid, quod dicere non debet, erumpat, 164, 15. Út ábærst eruperit, up ábærst emerserit, Hpt. Gl. 512, 68. Ðá ábærst micel ðunor and líget, Hml. Th. ii. 184, 4. Ðæt áborstene clif (the detached crag) hreás ofdúneweard, Gr. D. 12, 9. [O. H. Ger. ar-brestan erumpere.] a-berstan