Highly
Highly adverb - To a great degree.
Rigourously and highly are semantically related. In some cases you can replace term "Rigourously" with "Highly", this adverbs are similar.
Nearby Word: high
Rigourously
Highly and rigourously are semantically related. Sometimes you can use "Highly" instead an adverb "Rigourously".
Mutual synonyms
Cite this Source
Rigourously and Highly. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/highly/rigourously
Highly & Rigourously. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/highly/rigourously>.
Rigourously or Highly. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/highly/rigourously.
Google Ngram Viewer shows how "highly" and "rigourously" have occurred on timeline