How to pronounce“fule”in English

“That army gent, Major Boston, as is agent for all the College lands down the valley, he be a poor weak fule, and when all these tinants come to him and say that they must either hev the land at five shillings an acre or go, he gits scared, he du, and down goes the rent of some of the best meadow land in the country from thirty-five shillings to five.”

“"What's the fule thing shaking for?" said he; "I mean nothing but civility to you.”