| yn Ghaelg | glv-000 |
| gyn yss | |
| English | eng-000 | by stealth |
| English | eng-000 | clandestinely |
| English | eng-000 | covert |
| English | eng-000 | in secret |
| English | eng-000 | on the q.t. |
| English | eng-000 | on the sly |
| English | eng-000 | secretly |
| English | eng-000 | surreptitious |
| English | eng-000 | surreptitiously |
| English | eng-000 | unadvised |
| English | eng-000 | unawares |
| English | eng-000 | unconsciously |
| English | eng-000 | unexpected |
| Gaeilge | gle-000 | ar chúla téarmaí |
| Gaeilge | gle-000 | faoi cheilt |
| Gaeilge | gle-000 | faoi choim |
| Gaeilge | gle-000 | faoi rún |
| Gaeilge | gle-000 | gan fhios |
| Gaeilge | gle-000 | gan súil |
| Gaeilge | gle-000 | os íseal |