Féster-man

Selon le Dictionnaire Anglo-Saxon :

es;

féster-man

m. A foster-man, bondsman, security; fĭdĕjussor :-- Ǽlc preóst finde him xii féstermen let every priest find for himself twelve bondsmen, L. N. P. L. 2; Th. ii. 290. 15. fester-man