For-sake, deny, [1767].
For-saken, refused, [3811].
For-sanc, sank entirely, [1114], [1117].
For-soc, refused, [1833].
For-sweðen, burn up, consume, [1140].
O.N. sviða, to burn, consume.
Forð, forth, away, forward, [249], [262], [578].
For-ðan, therefore, [1190], [1261];
because, [1996];
thereupon, [3162].