| Interlingue | ile-000 |
| iritabil | |
| English | eng-000 | cantankerous |
| English | eng-000 | cross |
| English | eng-000 | fractious |
| English | eng-000 | irascible |
| English | eng-000 | peevish |
| English | eng-000 | touchy |
| Interlingue | ile-000 | contrari |
| Interlingue | ile-000 | morosi |
| Interlingue | ile-000 | obstinat |
| Interlingue | ile-000 | petulant |