simple past tense and past participle of assume
"She assumed that the meeting had been cancelled because no one called to confirm her attendance."
In plain English: To assume something means to think it is true without having any proof that it actually is.
"She assumed that the meeting had been cancelled because she didn't receive any emails."
Usage: Use "assumed" to describe an action that happened in the past or an action completed by someone else, such as when she assumed the role last month or they assumed the facts were true. Avoid using it for present situations, which require the base form "assume."
Used in a manner intended to deceive; pretended; simulated.
"The suspect assumed an innocent demeanor while secretly planning his escape."
In plain English: Assumed means something you think is true without having any proof to back it up.
"The assumed risk was too high for most people to handle without extra insurance."
Usage: Avoid using "assumed" as an adjective to mean pretended, since it is incorrect; instead, use words like "feigned" or "simulated." The word "assumed" properly functions only as a verb meaning to suppose something is true without proof.
Derived from the Latin assumere, this past participle originally meant to take up or seize something. It evolved through Old French before entering English with its current sense of supposing something to be true without proof.