Trial balloons
Trials and trial balloons are semantically related. In some cases you can use "Trials" instead a noun phrase "Trial balloons".
Trials
Trial balloons and trials are semantically related. Sometimes you can use "Trial balloons" instead a noun "Trials".
Mutual synonyms
Cite this Source
Trials and Trial balloons. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/trial_balloons/trials
Trial balloons & Trials. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/trial_balloons/trials>.
Trials or Trial balloons. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/trial_balloons/trials.
Google Ngram Viewer shows how "trial balloons" and "trials" have occurred on timeline