| Answer | Crossword Clue |
|---|---|
| stockades | An enclosure bound by such a barrier |
| stockading | Enclose (an area) by erecting such a barrier |
| stockaded | Enclose (an area) by erecting such a barrier |
| indentures | The fact of being bound to service by such an agreement |
| vicariance | The geographical separation of a population, typically by a physical barrier such as a mountain range or river, resulting in a pair of closely related species |
