Similar word to scrupulous:
conscientious, conscionable, critical, exact, fastidious, fussy, heedful, honest, honorable, just, meticulous, minute, moral, nice, painstaking, particular, precise, principled, punctilious, punctual, right, rigorous, strict, thinking twice, true, upright
conscientious, conscionable, critical, exact, fastidious, fussy, heedful, honest, honorable, just, meticulous, minute, moral, nice, painstaking, particular, precise, principled, punctilious, punctual, right, rigorous, strict, thinking twice, true, upright