Fixed idea
Obsessive compulsion and fixed idea are semantically related. In some cases you can use "Obsessive compulsion" instead a noun phrase "Fixed idea".
Obsessive compulsion
Fixed idea and obsessive compulsion are semantically related. You can use "Fixed idea" instead a noun phrase "Obsessive compulsion".
Cite this Source
Obsessive compulsion and Fixed idea. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/fixed_idea/obsessive_compulsion
Fixed idea & Obsessive compulsion. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/fixed_idea/obsessive_compulsion>.
Obsessive compulsion or Fixed idea. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/fixed_idea/obsessive_compulsion.
Google Ngram Viewer shows how "fixed idea" and "obsessive compulsion" have occurred on timeline