| point-device(adjective, exact, strict, scrupulous, detailed) |
| precision(adjective, exact, strict, scrupulous, detailed) |
| right on target(adjective, exact, strict, scrupulous, detailed) |
| spartan(adjective, severe, economical) |
| true blue(adjective, exact, strict, scrupulous, detailed) |
| well-directed(adjective, exact, strict, scrupulous, detailed) |
| adamant(adjective, strong, hard, tough, harsh) |
| astringent(adjective, strong, hard, tough, severe) |
| attentive(adjective, thoughtful, sober, cautious, prudent) |
| burdensome(adjective, hard, severe, rough, difficult) |
| finical(adjective, exact) |
| fussy(adjective, harsh, thoughtful, sober, rigid) |
| intense(adjective, severe) |
| keen(adjective, severe, careful) |
| onerous(adjective, hard, severe, rough, difficult) |
| subtle(adjective, feature, slight, difference) |
| true(noun, adjective, correct, right, appropriate) |
| unrelenting(adjective, strong, hard, tough, severe) |
| Draconian(adjective, tough, severe, firm, harsh) |
| extreme(adjective, severe, harsh, cruel, brutal) |