…it possible for her to stay behind till she might convey her to Bath herself after Christmas; but having engagements of her own which must take her from Kellynch for several weeks, she was unable to give the full invitation she wished, and Anne though dreading the possible heats of September in all the white glare of Bath, and grieving to forego all the influence so sweet and so sad of the autumnal months in the country, did not think that, everything considered, she wished to remain.
There are no more uses of "forgo" in the book.
Show samples from other sources
I forgo the blush, since there no longer seems to be a need for it.
Colleen Hoover -- Slammed
So I’d have to forgo some privacy for a few days, so what?