3
common(adjective, frequency, commonness)
2
casual(adjective, frequency, commonness)
2
daily(adjective, frequency, commonness)
2
everyday(adjective, frequency, commonness)
2
nothing special(expression, frequency, commonness)
1
average(adjective, frequency, commonness)
1
banal(adjective, frequency, commonness)
1
comformable(adjective, frequency, commonness)
1
commonplace(adjective, frequency, commonness)
1
conventional(adjective, frequency, commonness)
1
familiar(adjective, frequency, commonness)
1
frequent(adjective, frequency, commonness)
1
habitual(adjective, frequency, commonness)
1
like(adjective, frequency, commonness)
1
mediocre(adjective, frequency, commonness)
1
monotonous(adjective, frequency, commonness)
1
normal(adjective, frequency, commonness)
1
ordinary(adjective, frequency, commonness)
1
plain(adjective, frequency, commonness)
1
prosaic(adjective, frequency, commonness)
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APASmart Define. (-0001). once in a lifetime thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/once_in_a_lifetime/thesaurus/antonyms
ChicagoSmart Define. -0001. "once in a lifetime thesaurus" https://smartdefine.org/once_in_a_lifetime/thesaurus/antonyms (accessed September 29, 2026).
HarvardSmart Define -0001, once in a lifetime thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/once_in_a_lifetime/thesaurus/antonyms>.
MLASmart Define. "once in a lifetime thesaurus" 30 November -0001. Web. 29 September 2026. <https://smartdefine.org/once_in_a_lifetime/thesaurus/antonyms>