46 entries under happy-go-lucky topic. ×

5
abstracted(casual, inattention, slapdash)
5
oblivious(adjective, careless, casual, thoughtless, inattentive)
5
unmindful(adjective, careless, casual, thoughtless, inattentive)
4
absent-minded(adjective, casual, inattentive, slapdash)
4
thoughtless(adjective, careless, casual, inattentive, inconsiderate)
3
careless(adjective, casual, thoughtless, inconsiderate)
3
heedless(adjective, careless, casual, thoughtless, inattentive)
3
negligent(adjective, careless, casual, thoughtless, inattentive)
3
unguarded(casual, negligent, unprepared, slapdash)
3
unthinking(adjective, careless, casual, thoughtless, inconsiderate)
2
disregardful(adjective, casual, inattentive, slapdash)
2
inadvertent(adjective, careless, indifferent, casual, thoughtless)
2
incautious(casual, slapdash)
2
mindless(casual, slapdash)
2
unconcerned(adjective, casual, inattentive, slapdash)
1
improvident(casual, slapdash, nonpreparation)
1
indolent(casual, tired, lethargic, sleepy)
1
lackadaisical(casual, tired, lethargic, sleepy)
1
offhand(casual, unqualified, slapdash, unsuspecting)
1
pococurante(casual, slapdash)
<123>
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APASmart Define. (2015). napping thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/napping/thesaurus/synonyms
ChicagoSmart Define. 2015. "napping thesaurus" https://smartdefine.org/napping/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, napping thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/napping/thesaurus/synonyms>.
MLASmart Define. "napping thesaurus" 14 April 2015. Web. 30 September 2026. <https://smartdefine.org/napping/thesaurus/synonyms>