235 entries under adjective topic. ×

3
neat(exact, careful, regular, precise)
3
perfected(fancy, exact, complex, involved)
3
persnickety(harsh, informal, careful, thorough)
3
strenuous(thorough, exertion, meticulous)
3
systematic(exact, full, careful, regular)
2
blow-by-blow(close, complete, tough, exact)
2
busy(fancy, keen, exact, active)
2
concentrated(regular, serious, practical, competent)
2
constant
2
efficient(complete, tough, exact, full)
2
harsh
2
inexorable
2
literal(character, behavior, pedant)
2
notable
2
orderly(exact, careful, regular, precise)
2
organized(exact, careful, regular, precise)
2
pedantic(character, behavior, pedant)
2
persistent
2
principled(careful, honorable, reliable, thorough)
2
relentless
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APASmart Define. (2016). painstaking thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/painstaking/thesaurus/synonyms
ChicagoSmart Define. 2016. "painstaking thesaurus" https://smartdefine.org/painstaking/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, painstaking thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/painstaking/thesaurus/synonyms>.
MLASmart Define. "painstaking thesaurus" 29 March 2016. Web. 27 September 2026. <https://smartdefine.org/painstaking/thesaurus/synonyms>