18 entries under trial topic. ×

9
experimental(adjective, new, unsettled, penetrating)
6
preliminary(adjective, new, opening, basic)
5
tentative(adjective, new, unsettled, untried)
3
provisional(adjective, new, opening, unsettled)
2
pilot(adjective, new, opening, basic)
1
developmental(adjective, new, untried, tentative)
1
empirical(adjective, new, untried, tentative)
1
experiential(adjective, new, untried, tentative)
1
first stage(expression, adjective, new, untried)
1
on approval(expression, adjective, new, untried)
1
probationary(adjective, new, unsettled, untried)
1
sample(adjective, experimental, probationary)
1
test(adjective, new, opening, unsettled)
1
trial-and-error(adjective, new, untried, tentative)
1
unconcluded(adjective, new, untried, tentative)
1
under probation(expression, adjective, new, untried)
0
balloon(adjective, tentative, experimental, probationary)
0
tester(adjective, coming, tentative, maturing)
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APASmart Define. (2015). exploratory thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/exploratory/thesaurus/synonyms
ChicagoSmart Define. 2015. "exploratory thesaurus" https://smartdefine.org/exploratory/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, exploratory thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/exploratory/thesaurus/synonyms>.
MLASmart Define. "exploratory thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/exploratory/thesaurus/synonyms>