Heighten
Heighten verb - To make markedly greater in measure or degree.
Make more rigorous and heighten are semantically related. In some cases you can use "Make more rigorous" instead a verb "Heighten".
Nearby Words: height, heightening
Make more rigorous
Heighten and make more rigorous are semantically related. You can use "Heighten" instead a verb phrase "Make more rigorous".
Cite this Source
Make more rigorous and Heighten. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/heighten/make_more_rigorous
Heighten & Make more rigorous. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/heighten/make_more_rigorous>.
Make more rigorous or Heighten. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/heighten/make_more_rigorous.
