1
anterior
1
antiquated
1
audacious(careless, thoughtless, impulsive, reckless, hasty)
1
baby(inexperienced, young, childish, undeveloped, unformed)
1
babyish(inexperienced, young, childish, undeveloped, unformed)
1
before
1
bold(careless, thoughtless, impulsive, reckless, hasty)
1
brash(careless, thoughtless, impulsive, reckless, hasty)
1
callow(inexperienced, young, childish, undeveloped, unformed)
1
childish(inexperienced, young, undeveloped, unformed)
1
daring(careless, thoughtless, impulsive, reckless, hasty)
1
determined(careless, thoughtless, impulsive, reckless, hasty)
1
devil-may-care(careless, thoughtless, impulsive, reckless, hasty)
1
earlier
1
earliness
1
far ahead
1
fiery(careless, thoughtless, impulsive, reckless, hasty)
1
foolhardy(careless, thoughtless, impulsive, reckless, hasty)
1
foregoing
1
forwardness
11 years ago|6.7k views|share |citing 
APASmart Define. (2015). premature thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/premature/thesaurus/synonyms
ChicagoSmart Define. 2015. "premature thesaurus" https://smartdefine.org/premature/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, premature thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/premature/thesaurus/synonyms>.
MLASmart Define. "premature thesaurus" 13 April 2015. Web. 26 September 2026. <https://smartdefine.org/premature/thesaurus/synonyms>