sevruga /si-vrooˈgə/

1. A species of sturgeon, Acipenser stellatus, of the Black and Caspian seas
2. A delicately-flavoured caviar obtained from it

• irrupted
• irrupting
• irruption
• irruptions
• irruptive
• irruptively
• irrupts
• IRS
• irukandji
• irukandjis
• Irvingism
• Irvingite
• is
• is-
• IS
• Is.
• ISA
• Isa.
• isabel
• isabella
• isabelline
• isabels
• isagoge
• isagoges
• isagogic