Assumption
Assumption noun - Something taken as being true or factual and used as a starting point for a course of action or reasoning.
Usage example: your argument is faulty because it's based on erroneous assumptions
Rule and assumption are semantically related. In some cases you can use "Rule" instead a noun "Assumption".
Rule
Rule noun - A statement spelling out the proper procedure or conduct for an activity.
Assumption and rule are semantically related. Sometimes you can use "Assumption" instead a noun "Rule".
Mutual synonyms
How words are described
Both words in one sentence
- It's explicitly not your usual "take the capitol; rule the region" scenario, however tempting it is to make that assumption.
Source: Morton's Fork -
Captain Obvious: Sabich tells his lawyer that he is innocent and quickly regrets it, because the assumption is an implicit rule of the profession.
Source: Film / Presumed Innocent -
Rule of Cool: That's one fancy prison, though the people who designed it seem to be under the assumption that three concrete walls and a row of iron bars can't do the same job.
Source: Video Game / Stolen
Cite this Source
Rule and Assumption. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/assumption/rule
Assumption & Rule. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/assumption/rule>.
Rule or Assumption. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/assumption/rule.
Google Ngram Viewer shows how "assumption" and "rule" have occurred on timeline