estuation/ˌɛstjʊˈeɪ̯.ʃən/EtymologyFrom Middle English estuacioun, estuation, from Latin aestuātiō. By surface analysis, estuate + -ion.nounAn agitation or commotion.“So is it with men in ambition, when fayling of the meane to exalt their Nature, they are in a perpetuall eſtuation to exalte theyr Place.”