Hand-bæftian
Bosworth & Toller Anglo-Saxon Old English Dictionary - hand-bæftian
According to the Old English Dictionary:
-beaftan, -beoftan;
- hand-bæftian
- p. -bæftade, -beafte To beat with the hands as an expression of grief[?], to lament :-- Ða ðe gemǽndon and hondbæftadon quæ plangebant et lamantabantur, Lk. Skt. Lind. 23, 27. Wé hondbeafton lamentavimus, 7, 32. [Cf. apon þair brestes fast þai beft, Met. Homl. xviii.]