47 entries under new topic. ×

2
progressive(adjective, modern, pioneering, trailblazing)
2
unconcluded(adjective, fresh, trial, untried)
1
first stage(expression, adjective, fresh, trial)
1
latest
1
novel
1
on approval(expression, adjective, fresh, trial)
1
radical(modern, pioneering, trailblazing, secretive)
1
under probation(expression, adjective, fresh, trial)
1
up-to-the-minute
0
additional(extra, auxiliary, supernumerary)
0
beat(modern, pioneering, trailblazing, cutting-edge)
0
extra(auxiliary, supernumerary)
0
forward-looking(modern, pioneering, trailblazing, cutting-edge)
0
head(modern, first, early, pioneering)
0
hip(modern, pioneering, trailblazing, cutting-edge)
0
investigational(adjective, trial, untried)
0
later
0
lead(modern, first, early, pioneering)
0
leading-edge(modern, pioneering, trailblazing, cutting-edge)
0
liberal(modern, pioneering, trailblazing, cutting-edge)
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APASmart Define. (2015). experimental thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/experimental/thesaurus/synonyms
ChicagoSmart Define. 2015. "experimental thesaurus" https://smartdefine.org/experimental/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, experimental thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/experimental/thesaurus/synonyms>.
MLASmart Define. "experimental thesaurus" 13 April 2015. Web. 25 September 2026. <https://smartdefine.org/experimental/thesaurus/synonyms>