1. Secret and sly or sordid
   - backstairs, furtive

See also: covert

• Russian cactus
• Russian capital
• Russian dandelion
• Russian doll
• Russian dressing
• Russian Federation
• Russian mayonnaise
• Russian monetary unit
• Russian olive
• Russian Orthodox
• Russian Orthodox Church
• Russian Revolution
• Russian River
• Russian roulette
• Russian Soviet Federated Socialist Republic
• Russian thistle
• Russian tumbleweed
• Russian vine
• Russian wolfhound
• Russian-speaking
• Russianise
• Russianize
• Russification
• Russify
• Russo-