| Clue | Length | Answer |
|---|---|---|
| Stringent | 4 letters | tart |
| Stringent | 5 letters | tough |
| Stringent | 5 letters | stern |
| Stringent | 5 letters | harsh |
| Stringent | 5 letters | sharp |
| Stringent | 5 letters | rigid |
| Stringent | 5 letters | rough |
| Stringent | 5 letters | close |
| Stringent | 5 letters | tight |
| Stringent | 6 letters | strong |
| Stringent | 6 letters | severe |
| Stringent | 6 letters | rugged |
| Stringent | 6 letters | strict |
| Stringent | 7 letters | spartan |
| Stringent | 7 letters | violent |
| Stringent | 7 letters | precise |
| Stringent | 8 letters | exacting |
| Stringent | 8 letters | vehement |
| Stringent | 8 letters | scathing |
| Stringent | 8 letters | stabbing |
| Stringent | 8 letters | stinging |
| Stringent | 8 letters | strident |
| Stringent | 8 letters | virulent |
| Stringent | 8 letters | rigorous |
| Stringent | 9 letters | swingeing |
| Stringent | 9 letters | trenchant |
| Stringent | 9 letters | vitriolic |
| Stringent | 9 letters | unsparing |
| Stringent | 10 letters | relentless |
| Stringent | 11 letters | restrictive |
Likely related crossword puzzle clues