| scrupulous(adjective, thorough, meticulous, fastidious, vigilant) |
| meticulous(adjective, careful, thorough, controlled, orderly) |
| tenacious(adjective, precise, resolute, thorough, meticulous) |
| active(adjective, activity, keen, difficult, energetic) |
| constant(adjective, resolute, industrious, persevering) |
| zealous(adjective, strong, keen, intense, energetic) |
| fussy(adjective, precise, thorough, meticulous, fastidious) |
| intent(adjective, activity, complete, total, resolute) |
| stubborn(adjective, resolute, tenacious) |
| untiring(adjective, persevering) |
| dogged(adjective, resolute, tenacious) |
| resolute(adjective, resolute, tenacious) |
| studious(adjective, thoughtful, serious, attentive, industrious) |
| unfailing(adjective, certain, unchanging, tireless) |
| unflagging(adjective, persistent, persevering, tenacious) |
| unrelenting(adjective, persevering, tireless) |
| exacting(adjective, thorough, meticulous, fastidious, vigilant) |
| patient |
| pertinacious(adjective, persevering) |
| strenuous(adjective, thorough, meticulous, painstaking) |