| uncompassionate(adjective, mean, hard, tough, harsh) |
| uncooperative(adjective, mean, hard, tough, harsh) |
| unflappable(adjective, firm, determined, usual, regular) |
| unimpressible(adjective, mean, hard, tough, harsh) |
| unremitting(adjective, persistent, constant, pitiless, unyielding) |
| unsympathetic(adjective, mean, hard, tough, harsh) |
| usual(adjective, firm, determined, regular, planned) |
| well-set(adjective, firm, determined, usual, regular) |
| assiduous(careful, thorough, meticulous) |
| attentive(careful, thorough, meticulous) |
| bullheaded |
| careful(thorough, meticulous) |
| complete(careful, thorough, meticulous) |
| conscionable(careful, thorough, meticulous) |
| conventional(adjective, usual, customary, established, traditional) |
| dependable(determined, vigorous, careful, resolute, thorough) |
| diligent(careful, thorough, meticulous) |
| exact(careful, thorough, meticulous) |
| exacting(careful, thorough, meticulous) |
| faithful(careful, thorough, meticulous) |