Fǽman

According to the Old English Dictionary:

fǽman

p. de; pp. ed [fám foam] To FOAM or froth; spūmāre :-- Fǽmþ spūmat, Lk. Bos. 9, 39. Fǽmende spūmans, Mk. Bos. 9, 20. DER. a-fǽman. fæman