6
dispensable(adjective, extra, able, petty, unnecessary)
6
inappreciable(adjective, light, slight, small, insignificant)
6
ineffectual(adjective, mean, poor, base, inferior)
6
insubstantial(adjective, value, small, insignificant, trivial)
6
lesser(adjective, place, light, slight, lower)
6
nonessential(adjective, adverb, mean, slight, lower)
6
pointless(adjective, poor, base, value, silly)
6
sorry(adjective, poor, miserable, trivial, wretched)
6
sterile(adjective, poor, base, inferior, insignificant)
6
subordinate(adjective, light, slight, lower, low)
6
thin(adjective, weak, soft, gentle, mild)
6
unknown(adjective, humble, distant, minor, remote)
6
unproductive(adjective, poor, base, inferior, insignificant)
6
unprofitable(adjective, poor, base, inferior, insignificant)
5
barren(adjective, poor, base, inferior, insignificant)
5
empty(adjective, slight, poor, base, value)
5
expendable(adjective, extra, petty, unnecessary, superfluous)
5
ineffective(adjective, poor, base, inferior, insignificant)
5
insufficient(adjective, light, weak, soft, gentle)
5
limited(insignificant, trivial, ridiculous, worthless, puny)
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APASmart Define. (2016). unimportant thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/unimportant/thesaurus/synonyms
ChicagoSmart Define. 2016. "unimportant thesaurus" https://smartdefine.org/unimportant/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, unimportant thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/unimportant/thesaurus/synonyms>.
MLASmart Define. "unimportant thesaurus" 28 March 2016. Web. 23 September 2026. <https://smartdefine.org/unimportant/thesaurus/synonyms>