Hebetude

1600, translation attributed to Thomas Nashe, The Hospitall of Incurable Fooles by Tomaso Garzoni, London: Edward Blount, Discourse 6, pp. 32-33, The intemperature of the braine is the cause of al this (as phisitions affirme) which maketh all the officiall, and functiue parts full of heauines and indisposition, and so through this hebetude (to vse their terme) vnapt to keepe in minde any thing.

Source: wiktionary

[T]here are ſeveral Species of Writing, in which a proper Degree of Hebetude is abſolutely neceſſary, as well as in other profeſſions; such as Lexicography, Index-making, and the like; [...]

Source: wiktionary

It would be a supposition attended with very little probability, to believe that a complete and full formed spirit existed in every infant; but that it was clogged and impeded in its operations, during the first twenty years of life, by the weakness, or hebetude, of the organs in which it was enclosed.

Source: wiktionary

Hirsch, with his arms tied behind his back, had been bundled violently into one of the smaller rooms. For many hours he remained apparently forgotten, stretched lifelessly on the floor. From that solitude, full of despair and terror, he was torn out brutally, with kicks and blows, passive, sunk in hebetude.

Source: wiktionary