| island(noun, land, island) |
| isle(noun, island) |
| latchkey(noun, twist, item, wad, button) |
| operative(adjective, active, influential, functioning) |
| access(noun, approach, entrance, entry, admission) |
| answer(noun, return, report, account, means) |
| banner(noun, adjective, lead, head, indication) |
| crib(explanation, interpretation, reading, adaptation, conversion) |
| decisive(adjective, important, significant, essential, critical) |
| dominant(superior, important, outstanding, significant, prominent) |
| elementary(adjective, important, head, significant, beginning) |
| explication(noun, report, account, answer, meaning) |
| identify |
| indicator(noun, answer, solution) |
| islet(noun, island) |
| keystone |
| lead(noun, sign, prompt, hint, answer) |
| necessary(adjective, important, significant, essential, critical) |
| passkey(noun, twist, item, wad, button) |
| reef(noun, island) |