| 100% | HOY | 3 | Island of the Orkneys group |
| 64% | FORMENTERA | 10 | Large island of the Balearics group south of Ibiza |
| 64% | ANDROS | 6 | Northernmost of the Greek Cyclades island group |
| 61% | CANARIES | 8 | Island group off the co*t of Africa |
| 60% | ARAN | 4 | ___ Islands, group at the mouth of Galway Bay |
| 59% | POLYNESIA | 9 | Island group of the Pacific meaning "many islands" |
| 59% | ALAND | 5 | Finnish island group in the Gulf of Bothnia |
| 59% | PALAU | 5 | Island group east of the Philippines |
| 57% | RHODES | 6 | Largest of the Dodecanese group of Greek islands in the Aegean Sea |
| 57% | FARNE | 5 | — Islands, group off the coast of Northumberland housing a bird sanctuary |
| 56% | CRETE | 5 | Island of the Minotaur |
| 56% | SKYE | 4 | Island of the Hebrides |
| 56% | IONA | 4 | Island of the Hebrides |
| 56% | FARNE | 5 | — Islands, group off the coast of Northumberland that house a bird sanctuary |
| 56% | FARNE | 5 | — Islands, group off the coast of Northumberland, which house a bird sanctuary |
| 56% | MICRONESIA | 10 | Federated States of —, island group in the Pacific Ocean; capital Palikir |
| 56% | CYCLADES | 8 | Group of islands in the Aegean Sea including Anafi |
| 56% | IONA | 4 | Island of the Inner Hebrides |
| 56% | ELBA | 4 | Island of the Tuscan coast |
| 56% | ARAN | 4 | — Islands, group of three isles in the Atlantic off the Republic of Ireland |
| 56% | CONGENERIC | 10 | Of the same biological group |
| 55% | PHI | 3 | When repeated, it's the name of an island group in Thailand |
| 55% | IOS | 3 | One of the islands in the Cyclades group |
| 55% | ARAN | 4 | — Islands, group of three isles in the Atlantic off Galway Bay, Republic of Ireland |
| 55% | ALAND | 5 | — Islands, group of over 6,000 in the Gulf of Bothnia under Finnish administration |
| 54% | DODECANESE | 10 | Group of islands in the Aegean Sea whose capital is Rhodes |
| 54% | SAMOA | 5 | Group of volcanic islands in the south Pacific ocean |
| 54% | LUZON | 5 | Island of the Philippines; capital Quezon City |
| 54% | ATTU | 4 | Westernmost island of the Aleutians |
| 54% | ATTU | 4 | End island of the Aleutians |