orpine orpines orpins orra orrach orrachs orreries orrery orrice orrices
| orris orrises orrisroot orrisroots orrorrhœa ors (current term) orschallite orse orseille orseilles
| orseillin BB orsellic orsellic acid orsellinate orsellinates orsellinic orsellinic acid ort-a-cath ortalidian
|