20
alert(adjective, keen, care, sensible, excited)
20
frugal(adjective, characteristic, quality, smart, sensible)
20
mindful(adjective, adverb, kind, alert, shy)
20
observant(adjective, kind, keen, sharp, bright)
20
thoughtful(adjective, kind, sound, reasonable, sharp)
19
diligent(adjective, thoughtful, serious, attentive, reliable)
18
vigilant(adjective, sharp, bright, sensible, excited)
18
chary(adjective, close, mean, sensible, delicate)
18
delicate(adjective, feature, slight, proper, sensitive)
18
fussy(adjective, sharp, fine, proper, complex)
17
fastidious(adjective, sharp, fine, delicate, proper)
17
exacting(adjective, fine, proper, alert, precise)
17
guarded(adjective, keen, sensible, delicate, restrained)
15
assiduous(adjective, thorough, meticulous, painstaking)
15
deliberate(adjective, calm, kind, soft, reasonable)
15
finicky(adjective, sharp, fine, proper, alert)
15
judicious(adjective, calm, sound, correct, soft)
15
nice(noun, adjective, feature, correct, slight)
15
provident(adjective, close, mean, care, sensible)
15
thrifty(adjective, mean, reasonable, sensible, shy)
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APASmart Define. (2016). careful thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/careful/thesaurus/synonyms
ChicagoSmart Define. 2016. "careful thesaurus" https://smartdefine.org/careful/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, careful thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/careful/thesaurus/synonyms>.
MLASmart Define. "careful thesaurus" 24 January 2016. Web. 26 September 2026. <https://smartdefine.org/careful/thesaurus/synonyms>