81 entries under painstaking topic. ×

46
prudent(adjective, action, close, mean, kind)
42
heedful(adjective, kind, sharp, bright, care)
40
meticulous(adjective, feature, close, tough, correct)
39
scrupulous(adjective, feature, close, tough, correct)
37
circumspect(adjective, kind, reasonable, keen, sharp)
32
wary(adjective, close, mean, kind, reasonable)
31
exact(adjective, feature, tough, correct, slight)
30
thorough(adjective, close, fancy, sensible, exact)
29
rigorous(noun, adjective, feature, correct, slight)
28
precise(adjective, feature, correct, slight, fine)
28
strict(adjective, feature, correct, slight, fine)
27
conscientious(adjective, good, strong, tough, honest)
27
particular(noun, adjective, close, tough, correct)
27
punctilious(adjective, close, correct, solid, exact)
25
attentive(adjective, kind, keen, sharp, bright)
22
discreet(adjective, kind, smart, sensible, delicate)
21
accurate(adjective, feature, slight, exact, difference)
20
alert(adjective, keen, care, sensible, excited)
20
mindful(adjective, adverb, kind, alert, shy)
20
observant(adjective, kind, keen, sharp, bright)
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APASmart Define. (2016). careful thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/careful/thesaurus/synonyms
ChicagoSmart Define. 2016. "careful thesaurus" https://smartdefine.org/careful/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, careful thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/careful/thesaurus/synonyms>.
MLASmart Define. "careful thesaurus" 24 January 2016. Web. 29 September 2026. <https://smartdefine.org/careful/thesaurus/synonyms>