Fant 10 synonym til brunkull
| Ord | Ant. ord | Lengde | Bruker | Dato |
|---|---|---|---|---|
| jett | 1 | 4 | 134 | 2009-11-09 |
| kull | 1 | 4 | 5 | 2002-12-24 |
| gagat | 1 | 5 | 134 | 2009-11-09 |
| umbra | 1 | 5 | 2 | 2005-02-18 |
| bergart | 1 | 7 | 5 | 2002-12-24 |
| brensel | 1 | 7 | 5 | 2002-12-24 |
| lignitt | 1 | 7 | 134 | 2010-03-19 |
| mineral | 1 | 7 | 5 | 2002-12-24 |
| energikilde | 1 | 11 | 2 | 2004-03-22 |
| fossilt brensel | 2 | 15 | 40674 | 2018-10-06 |