| Hokuspokus | hocus-pocus |
| Kuskus | cuscus |
| Bosporus | Bosphorus Bosporus |
| Krokus | crocus |
| Arkussinus | arcsine |
| Kuskusu | couscous |
| Hibiskus | hibiscus |
| Kokkus | coccus |
| Kustos | curator custos |
| Musikus | musican |
| Hotspot | hot spot hotspot |
| Phokomelus | phocomelia |
| Eskimokuss | Eskimo kiss |
| Autofokus | autofocus |
| Fokus | focus |
| Lokus | loo |
| Lokution | locution |
| Shikoku | Shikoku |
| Sudoku | sudoku |
| Tokus | tokus |