supposition
21 synonyms and 1 antonym for supposition, grouped by meaning and by how common each one is.
Noun — An assumption made without full proof.
Synonyms
Everyday swaps
Common words most readers know — safe in any writing.
Less common
Still standard English, but they carry more weight.
Rare, literary or technical
Precise, but they will stand out — check the sense before using one.
educated guess
foreguess
guesstimate
hunch
inference
overhope
posit
postulation
reckoning
surmise
working hypothesis
Antonyms
How to use supposition
The word patterns that sound natural to a native speaker.
mere supposition
based on supposition
Etymology
From Latin suppositio, from sub- ("under") + positio ("position"), from ponere ("to put, place").
Full origin of supposition →Frequently asked questions
What does “supposition” mean?
The word “supposition” means an assumption made without full proof. In plain terms, an unproven assumption or guess used as a starting point.
How do you pronounce “supposition”?
“Supposition” is pronounced suh-puh-ZIH-shuhn (/ˌsʌpəˈzɪʃən/ in IPA).
How do you use “supposition” in a sentence?
Here is “supposition” used in a sentence: “Her theory rests entirely on supposition.”
What is another word for “supposition”?
Words with a similar meaning to “supposition” include assumption, conjecture, educated guess, given, foreguess and guess.
What part of speech is “supposition”?
“Supposition” is a noun.
Where does the word “supposition” come from?
The word “supposition” comes from Latin. From Latin suppositio, from sub- ("under") + positio ("position"), from ponere ("to put, place").
