Vil·yu·i 
(vĭl-yē)
(vĭl-yē) A river of eastern Russia flowing about 2,450 km (1,520 mi) eastward to the Lena River.
- ultimo
- ultra
- ultra-
- ultrabasic
- ultracentrifugal
- ultracentrifugally
- ultracentrifugation
- ultracentrifuge
- ultraconservatism
- ultraconservative
- ultradian
- ultrafiltration
- ultrahigh
- ultrahigh frequency
- ultraism
- ultraist
- ultraliberal
- ultralight
- ultralow frequency
- ultraluxe
- ultramafic
- ultramarathon
- ultramarathoner
- ultramarine
- ultramicrometer