Forþest, farthest, [136/3918]
Forþi, therefore, [28/689]
Fortroden, trodden upon, trampled, [109/3100]
Fortunel, fortuitous, [152/4379]
Fortunouse, Fortuouse, fortuitous, [26/639], [38/983], [132/3779]
Forwes, furrows, [180/12]
Forwiter, foreknower, [178/5204]
Foryetyn, forgotten, [101/2872]
Foundement, foundation, [98/2754]
Fowel, bird, [107/3053]