Des·na 
(də-snä, dyə-)
(də-snä, dyə-) A river rising east of Smolensk in western Russia and flowing about 1130 km (700 mi) generally south to the Dnieper River above Kiev, Ukraine.
- retrofitter
- retroflection
- retroflex
- retroflexion
- retrogradation
- retrograde
- retrograde ejaculation
- retrogradely
- retrogress
- retrogression
- retrogressive
- retrogressively
- retrolental
- retronym
- retroocular
- retroperitoneal
- retropharyngeal
- retrorocket
- retrorse
- retrorsely
- retrospect
- retrospection
- retrospective
- retrospectively
- retrotransposon