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presumer

8.4

A person who believes something is true without checking the facts

noun
/prɪˈzumər/

: persona que supone

As a presumer, she often made decisions based on her assumptions rather than seeking solid evidence.

Examples

People often view a presumer as someone overly confident in their beliefs, even without proof to back them up.
As that page (and others) was read right through, very thoroughly, any such presumption adds nothing to the discussion (other than an insight into the character of the presumer).

Blog text (15)
The presumer thought he could enter the private meeting without an invitation, believing it was open to everyone.

Synonyms

guesser

vspresumer

5 4.9

A person who gives an answer without enough information

tends to accept ideas as true rather than offer tentative answers

speculator

vspresumer

2 6.7

A person who guesses about facts without good evidence

accepts an idea as true rather than theorize about possibilities

credent

vspresumer

Archaic

1 9.9

A person who believes things without asking for proof

is the modern neutral term for the same unproven acceptance

postulator

vspresumer

9.9

A person who offers an idea as a starting point for an argument

holds ideas as true without using formal justification

Antonyms

skeptic

77 4.1

A person who often doubts accepted ideas and asks for proof

inquirer

20 3.2

A person who asks questions to get information

How Certain

knower

3 7.5

believer

343 3.2

presumer

8.4

guesser

5 4.9

doubter

19 4.2

Surface Forms

presumer singular

presumers plural

Morphology

presumer = presume (transparent) = presume + er

This is a straightforward agent noun built from the verb presume, so the meaning is directly recoverable from its parts.

Etymology

Presumer comes from the verb presume, which can also mean 'to suppose' or 'think something is true without proof'. So a presumer is a person who believes or assumes things without checking.