| free from mistakes(adjective, exact, strict, scrupulous, detailed) |
| free from vagueness(adjective, exact, strict, scrupulous, detailed) |
| hidebound(adjective, severe, obstinate, stubborn, unbending) |
| imperative(adjective, duty, severity) |
| letter-perfect(adjective, exact, strict, scrupulous, detailed) |
| narrow(adjective, strict) |
| nasty(adjective, hard, severe, sharp, bleak) |
| neat(adjective, exact, strict, scrupulous, detailed) |
| pinpoint(adjective, exact, strict, scrupulous, detailed) |
| point-device(adjective, exact, strict, scrupulous, detailed) |
| proper(adjective, exact, strict, scrupulous, detailed) |
| punctual(adjective, exact, strict, scrupulous, detailed) |
| pungent(adjective, sharp, speech, physical energy) |
| right on target(adjective, exact, strict, scrupulous, detailed) |
| rigourous |
| rugged(adjective, hard, tough, severe, rough) |
| stark(adjective, severe, bleak, austere, inhospitable) |
| strait-laced(adjective, tough, severe, firm, harsh) |
| true blue(adjective, exact, strict, scrupulous, detailed) |
| unerring(adjective, exact, strict, scrupulous, detailed) |