Questionnaires
Trials and questionnaires are semantically related. In some cases you can use "Trials" instead a noun "Questionnaires".
Trials
Questionnaires and trials are semantically related. Sometimes you can use "Questionnaires" instead a noun "Trials".
Mutual synonyms
Cite this Source
Trials and Questionnaires. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/questionnaires/trials
Questionnaires & Trials. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/questionnaires/trials>.
Trials or Questionnaires. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/questionnaires/trials.
Google Ngram Viewer shows how "questionnaires" and "trials" have occurred on timeline