5
preparative(adjective, characteristic, start, beginning, introduction)
5
prior(adjective, characteristic, start, beginning, introduction)
5
probationary(adjective, characteristic, trial, experiment)
5
proemial(adjective, characteristic, start, beginning, introduction)
5
rudimentary(adjective, characteristic, start, beginning, introduction)
5
speculative(adjective, characteristic, trial, experiment)
5
temporary(adjective, characteristic, trial, experiment)
5
tentative(adjective, characteristic, trial, experiment)
5
trial-and-error(adjective, characteristic, trial, experiment)
5
unconcluded(adjective, characteristic, trial, experiment)
5
unproved(adjective, characteristic, trial, experiment)
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APASmart Define. (1970). preparation period thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/preparation_period/thesaurus/related
ChicagoSmart Define. 1970. "preparation period thesaurus" https://smartdefine.org/preparation_period/thesaurus/related (accessed October 1, 2026).
HarvardSmart Define 1970, preparation period thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/preparation_period/thesaurus/related>.
MLASmart Define. "preparation period thesaurus" 1 January 1970. Web. 1 October 2026. <https://smartdefine.org/preparation_period/thesaurus/related>