Type Element Usage Medieval Slavic Scripts расти(Church Slavic) Meaning & History Slavic element meaning "to grow", from the root orsti [1]. Related ItemsFamily Tree·Details Given Name DescendantsRostislav(Czech) Rostislav(Russian) Sources & References Derksen, Rick. Etymological Dictionary of the Slavic Inherited Lexicon. Brill, 2008, page 376.