| Solution | Length | |
|---|---|---|
| 3 letters | ||
| pen | 3 | |
| tie | 3 | |
| 4 letters | ||
| pent | 4 | |
| stay | 4 | |
| jail | 4 | |
| gaol | 4 | |
| term | 4 | |
| brig | 4 | |
| stop | 4 | |
| toft | 4 | |
| shut | 4 | |
| yard | 4 | |
| bind | 4 | |
| rail | 4 | |
| trap | 4 | |
| cage | 4 | |
| 5 letters | ||
| limit | 5 | |
| cramp | 5 | |
| hemin | 5 | |
| penin | 5 | |
| PENUP | 5 | |
| boxin | 5 | |
| start | 5 | |
| bound | 5 | |
| stint | 5 | |
| taper | 5 | |
| close | 5 | |
| scant | 5 | |
| stake | 5 | |
| check | 5 | |
| 6 letters | ||
| retard | 6 | |
| narrow | 6 | |
| intomb | 6 | |
| stalag | 6 | |
| Hem in | 6 | |
| COOPED | 6 | |
| pursue | 6 | |
| tether | 6 | |
| square | 6 | |
| keepin | 6 | |
| IMMURE | 6 | |
| detain | 6 | |
| shutup | 6 | |
| coopup | 6 | |
| encage | 6 | |
| border | 6 | |
| define | 6 | |
| intern | 6 | |
| prison | 6 | |
| 7 letters | ||
| LOCK-IN | 7 | |
| theater | 7 | |
| enclose | 7 | |
| enslave | 7 | |
| wall-in | 7 | |
| slacken | 7 | |
| SHUT UP | 7 | |
| seal-up | 7 | |
| seclude | 7 | |
| qualify | 7 | |
| shut in | 7 | |
| isolate | 7 | |
| impound | 7 | |
| tighten | 7 | |
| trammel | 7 | |
| 8 letters | ||
| surround | 8 | |
| restrict | 8 | |
| register | 8 | |
| imprison | 8 | |
| terminus | 8 | |
| purlieus | 8 | |
| restrain | 8 | |
| straiten | 8 | |
| 9 letters | ||
| threshold | 9 | |
| terminate | 9 | |
| purgatory | 9 | |
| 10 letters | ||
| quadrangle | 10 | |
| SPECIALIZE | 10 | |
| slow down | 10 | |
| 11 letters | ||
| incarcerate | 11 | |
| target-date | 11 | |
| 12 letters | ||
| circumscribe | 12 | |
| 13 letters | ||
| specialize-in | 13 | |
| 14 letters | ||
| starting point | 14 | |