| Antwoord | Aantal letters |
|---|---|
| ISOMERIE | 8 letters |
| ISOMETRIE | 9 letters |
| ISOMO | 5 letters |
| ISOMORF | 7 letters |
| ISOOKZO | 7 letters |
| ISOPTRA | 7 letters |
| ISOTAGME | 8 letters |
| ISOTHERM | 8 letters |
| ISOTHERMEN | 10 letters |
| ISOTOON | 7 letters |
| ISOTOOP | 7 letters |
| ISOZONAAL | 9 letters |
| ISR | 3 letters |
| ISS | 3 letters |
| ISSA | 4 letters |
| ISSAKAR | 7 letters |
| ISSASCHAR | 9 letters |
| ISSEU | 5 letters |
| ISSN | 4 letters |
| ISSUE | 5 letters |
| ISSUES | 6 letters |
| ISSUI | 5 letters |
| ISTANBOEL | 9 letters |
| ISTANBUL | 8 letters |
| ISTER | 5 letters |
| ISTESSO | 7 letters |
| ISTHME | 6 letters |
| ISTHMUS | 7 letters |
| ISTIZIN | 7 letters |
| ISTMUS | 6 letters |
| ISTRA | 5 letters |
| ISTRATI | 7 letters |
| ISU | 3 letters |
| ISURDAE | 7 letters |
| ISURIDAE | 8 letters |
| ISUZU | 5 letters |
| ISVI | 4 letters |
| ISVIET | 6 letters |
| ISVUUR | 6 letters |
| IT | 2 letters |
| ITA | 3 letters |
| ITALA | 5 letters |
| ITALAYA | 7 letters |
| ITALI | 5 letters |
| ITALIA | 6 letters |
| ITALIAAN | 8 letters |
| ITALIAANS | 9 letters |
| ITALIAANSE | 10 letters |
| ITALIANEN | 9 letters |
| ITALIC | 6 letters |