disquiet

He felt disquieted by the lack of interest the child had shown.

How rare is it for men to get their lot in the world brought up to their deſire? but are ſtill at ſome jar with their preſent condition, ſo that oft there needs no more to turn men discontent but the thought of ſome lot, which they apprehend more ſatiſfying than their own, the want whereof turns them more diſquiet than all their enjoyments are pleaſing; […]

From this place it was that i uſed to go often to view my boat; and now i ſhall relate a thing that gave me the moſt diſquiet of any thing i had ever met with, ſince my firſt coming into the iſland. […] [O]ne day, as i was going to my boat, as uſual, i perceived on the ſand, the print of a man's naked foot, and had i ſeen an apparition, i could not have been more terrified.