To perform, do (something) without authority; to lay claim to without permission.
The word "presume" is correct and usable in written English. You can use it to form an assumption or opinion, usually based on limited information. For example, "I presume the meeting will begin at 3pm, based on the email I received this morning.".
For me, it registered as a dramatic manifestation of Ramsay's controlling malevolence and Sansa's suffering, which I presume was what was intended.
The committee chairman agreed – that there was a link between miasma and fever – but would only go so far as to say: "I should presume that over-crowded burying-grounds would supply such effluvia most abundantly".
Never again have I been so quick to presume I understand the pressures other people operate under.
I turn away for an instant and when my attention returns to the scene, I notice the red-streaked woman has disappeared into what I presume is the van.
She accuses the prime minister of neglecting wise counsel (including, we presume, her own) and permitting a drift away from "commitment to the rule of law" and "international justice".
Also, many African professionals in Europe I have spoken to get exhausted by constantly being underestimated in their workplaces because it is assumed that since they grew up and went to school in a poor, backward environment (as many presume all of Africa is), they can't know terribly much after all.
I think the suggestion made by Mr Miliband shows that his head [I presume Major meant heart] is in the right place, but I don't think it's a workable proposition.
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.
Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com