Rough idea
Surmise and rough idea are semantically related. In some cases you can use "Surmise" instead a noun phrase "Rough idea".
Surmise
Surmise noun - An opinion or judgment based on little or no evidence.
Rough idea and surmise are semantically related. Sometimes you can use "Rough idea" instead a noun "Surmise".
Mutual synonyms
Cite this Source
Surmise and Rough idea. (2016). Retrieved 2026, August 03, from https://thesaurus.plus/related/rough_idea/surmise
Rough idea & Surmise. N.p., 2016. Web. 03 Aug. 2026. <https://thesaurus.plus/related/rough_idea/surmise>.
Surmise or Rough idea. 2016. Accessed August 03, 2026. https://thesaurus.plus/related/rough_idea/surmise.
Google Ngram Viewer shows how "rough idea" and "surmise" have occurred on timeline