| sektoral | sectoral sectorial |
| pektoral | pectoral |
| Sektor | sector |
| spektral | spectral |
| Sektglas | flute |
| Hektor | Hector |
| Lektorin | lecturer |
| Spektral- | spectral |
| Lektor | lector reader lecturer literary editor |
| Rektor | rector principal |
| Rektorin | headmistress |
| Vektor | vector |
| rektal | rectal |
| Doktorat | doctorate |
| Suktorie | suctorian |
| auktorial | auctorial |
| klitoral | clitoral |
| Litoral | littoral zone |
| femoral | femoral |
| peroral | peroral |