Assumption
Assumption noun - Something taken as being true or factual and used as a starting point for a course of action or reasoning.
Truth is an antonym for assumption in something expected topic.
Truth
How words are described
| common | common assumption | common truth |
| original | original assumption | original truth |
| obvious | obvious assumption | obvious truth |
| simple | simple assumption | simple truth |
| Other adjectives: big, unfortunate, personal, unspoken, fundamental, last. | ||
Both words in one sentence
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Psychological researchers took major adjectives out of the English dictionary, under the assumption that, if people are a certain way, language should eventually reflect that truth.
- Granted, this was about 75 chapters later and he'd been under the assumption Tobi was telling the truth for all that time.
Source: Villains Never Lie -
Subverted, though, since Snake makes this assumption and concludes that Santa has a number 0 bracelet when in truth June has 0 and Santa has 9.
Cite this Source
Truth and Assumption. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/assumption/truth
Assumption & Truth. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/assumption/truth>.
Truth or Assumption. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/assumption/truth.
Google Ngram Viewer shows how "assumption" and "truth" have occurred on timeline