1
haphazard(adjective, unprepared)
1
harebrained(adjective, careless, silly, foolish, trivial)
1
idiotic(weak, simple, silly, foolish, trivial)
1
ill-contrived
1
ill-devised
1
ill-done
1
ill-executed
1
ill-gauged
1
ill-managed
1
ill-seasoned
1
ill-suited
1
ill-timed
1
imbecilic(adjective, weak, simple, silly, foolish)
1
inattentive(obtuse, unperceptive, unobservant)
1
inauspicious
1
inconvenient
1
indeliberate
1
inopportune
1
insane(adjective, weak, simple, silly, foolish)
1
insensate
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APASmart Define. (2015). ill-considered thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/ill-considered/thesaurus/synonyms
ChicagoSmart Define. 2015. "ill-considered thesaurus" https://smartdefine.org/ill-considered/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, ill-considered thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/ill-considered/thesaurus/synonyms>.
MLASmart Define. "ill-considered thesaurus" 13 April 2015. Web. 26 September 2026. <https://smartdefine.org/ill-considered/thesaurus/synonyms>