presumed

UK: prɪˈzjuːmd | US: prɪˈzuːmd

Definition
  1. adj. believed to be true without certain proof

  2. vt. (past tense of presume) to suppose something to be true based on probability

Structure
pre <before>sume <take>ed <past participle suffix>
Etymology

The word "presumed" originates from Latin praesumere (prae- "before" + sumere "to take"). It entered Middle English via Old French presumer, retaining the sense of "taking something for granted in advance." The morpheme "pre-" implies prior assumption, while "sume" reflects the act of taking or accepting. Over time, it evolved to denote beliefs based on likelihood rather than certainty, with "-ed" marking its past participle form.

Examples
  1. The presumed culprit was later proven innocent.

  2. She presumed his silence meant agreement.

  3. The fossil's age is presumed to be over 10,000 years.

  4. He acted with presumed authority but had no official title.

  5. The document's authenticity is still presumed but unverified.