fastness

[T]he thing, as it is, having firſt taken vp her ſtand in the memory, and there by the way of knowledge and witting, imprinted it-ſelfe, it were hard it ſhould not repreſent it ſelfe to the imagination, diſplacing and ſupplanting falſehood, which therein can have no ſuch footing, or ſetled faſtneſſe: […]

[Frog:] Why are all of us fleein'? What dire peril threatens our sylvan fastness?

[Bug:] Just run! Your fastness shouldn't be too slow.

But now his cruelty ſo ſore ſhe drad, / That to thoſe fennes for faſtneſſe ſhe did fly, / And there her ſelfe did hyde from his hard tyranny.

Which was brought to paſſe I beleue, […] by a good way of Epitome, in binding him ſelfe to tranſlate meros Atticos Oratores, and ſo to bring his ſtyle, from all lowſe groſneſſe, to ſoch firme faſtnes in latin, as is in Demoſthenes in Greeke.

[I]f the Welſh compelled by famine ventred out of their ſtrengthes or faſtneſſes, in or about Snowdon, the Garriſon Souldiers of Gannocke were ready to intercept and kill them; […]