Dropan

According to the Old English Dictionary:

droppan;

dropan

pres. part. ende; p. ede; pp. ed To drop; stillāre :-- Swá swa dropan dropende ofer eorþan sīcut stillicĭdia stillantia super terram, Ps. Spl. 71, 6. Droppende, Ps. Lamb. 71, 6. DER. dropa a drop. dropan