| 100% | ARDS | 4 | — Peninsula, landform in Northern Ireland separated from mainland Scotland by the North Channel |
| 38% | NORTHMINCH | 10 | Channel separating Lewis and Harris from the mainland of Scotland |
| 36% | OLAND | 5 | Island in the Baltic Sea separated from mainland Sweden by Kalmar Sound |
| 33% | JURA | 4 | Island in the Inner Hebrides separated from the Scottish mainland by the Sound of — |
| 32% | ASIA | 4 | It's separated from North America by the Bering Strait |
| 31% | EUBOEA | 6 | Greek island believed to have been separated from the mainland by an earthquake |
| 31% | MOZAMBIQUE | 10 | Namesake of the channel separating Madagascar from the African mainland |
| 31% | VANCOUVER | 9 | Island separated from the Canadian mainland by the Strait of Georgia and Queen Charlotte Sound |
| 31% | DONAGHY | 7 | Mal —, 1980-94 Northern Ireland defender signed by Manchester United from Luton Town in 1988 |
| 30% | MENAI | 5 | — Strait, channel of the Irish Sea that separates the Welsh mainland from Anglesey |
| 29% | ISLEOF | 6 | & 15A Area of NE Kent formerly separated from the mainland by the Wantsum Channel |
| 29% | RORYMCILROY | 11 | Golfer from Northern Ireland who won the Open Championship in 2014: 2 wds. |
| 28% | BOOTHIA | 7 | — Peninsula, northernmost part of the North America mainland |
| 28% | THANET | 6 | Isle of —, area of Kent formerly separated from the mainland by the Wantsum Channel |
| 27% | WEXFORD | 7 | County of SE Republic of Ireland separated from SW Wales by St George's Channel |
| 27% | COLERAINE | 9 | Town in Northern Ireland near the mouth of the River Bann |
| 27% | SAMOS | 5 | Island in the Aegean Sea separated from Turkey by the Mycale Strait |
| 27% | ALASKA | 6 | State separated from Asia by the Bering Strait |
| 27% | SRILANKA | 8 | Island separated from India by the Palk Strait |
| 26% | LISBURN | 7 | City in Northern Ireland on the River Lagan associated with the linen industry |
| 26% | NEWRY | 5 | City in Northern Ireland on the border between County Down and County Armagh |
| 26% | LAGOON | 6 | Body of water separated from the sea by a reef |
| 26% | BRAN | 4 | Husks of cereal grain separated from the flour by sifting |
| 26% | LAGOON | 6 | Body of water separated from the ocean by a reef |
| 25% | NORTH | 5 | ___ Vancouver, Canadian suburbian city separated from Vancouver by the Burrard Inlet |
| 25% | GRAND | 5 | Deep gorge formed by the Colorado River in northern Arizona, US |
| 25% | PEI | 3 | It's separated from N.B. by the Northumberland Strait |
| 25% | ADRIATIC | 8 | Sea separating Italy from the Balkan Peninsula |
| 25% | CHIOS | 5 | Greek island separated from Turkey by a strait of the same name |