60 entries under impractical topic. ×

4
batty(impulsive, half-baked, doomed, unplanned)
4
blockheaded(adjective, simple, slow, foolish, stupid)
4
cockeyed(half-baked, doomed)
4
featherbrained(adjective, simple, careless, foolish, stupid)
4
feeble-minded(adjective, simple, slow, stupid, boring)
4
frivolous(adjective, simple, careless, foolish, stupid)
3
crackpot(adjective, foolish, half-baked, doomed)
3
harebrained(adjective, weak, simple, careless, silly)
3
slow(adjective, dull, simple, silly, foolish)
3
vacuous(adjective, dull, simple, slow, stupid)
2
birdbrained(silly, foolish, impulsive, unintelligent)
2
flighty(adjective, simple, careless, foolish, stupid)
2
nitwitted(adjective, simple, silly, foolish, stupid)
1
backward(adjective, simple, slow, silly, stupid)
1
poorly planned(expression, impulsive, half-baked, doomed)
0
balmy(stupid, absurd, half-baked, doomed)
0
beyond all reason(expression, idiom, half-baked, doomed)
0
bizarre(half-baked, doomed)
0
derisory(half-baked, doomed)
0
doomed
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APASmart Define. (2016). brainless thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/brainless/thesaurus/synonyms
ChicagoSmart Define. 2016. "brainless thesaurus" https://smartdefine.org/brainless/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, brainless thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/brainless/thesaurus/synonyms>.
MLASmart Define. "brainless thesaurus" 24 March 2016. Web. 20 September 2026. <https://smartdefine.org/brainless/thesaurus/synonyms>