Idea
Idea noun - Something imagined or pictured in the mind.
Proposition is a synonym for idea in plan topic. In some cases you can use "Proposition" instead a noun "Idea", when it comes to topics like proposal.
Proposition
Proposition noun - Something which is presented for consideration.
Usage example: a neighbor with a business proposition to tell us about
Idea is a synonym for proposition in theory topic. Sometimes you can use "Idea" instead a noun "Proposition".
Mutual synonyms
Related pairs
How words are described
| good | good idea | good proposition |
| similar | similar idea | similar proposition |
| original | original idea | original proposition |
| simple | simple idea | simple proposition |
| Other adjectives: dangerous, foolish, interesting, ridiculous, above, different. | ||
Both words in one sentence
- As with other adversarial proceedings (such as civil and criminal trials), the idea is to thoroughly test an idea or proposition before acting upon it, on the assumption that any concept that withstands intense criticism has a better chance of being correct.
Source: Devil's Advocate - The goslings make it a point to reiterate how bad an idea this proposition is.
Source: Mugging The Monster / Literature
Cite this Source
Proposition and Idea. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/idea/proposition
Idea & Proposition. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/idea/proposition>.
Proposition or Idea. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/idea/proposition.
Google Ngram Viewer shows how "idea" and "proposition" have occurred on timeline