This Old Persian entry contains reconstructed terms and roots. As such, the term(s) in this entry are not directly attested, but are hypothesized to have existed based on comparative evidence.
^ Ciancaglini, Claudia A. (2008) Iranian loanwords in Syriac (Beiträge zur Iranistik; 28), Wiesbaden: Dr. Ludwig Reichert Verlag, page 2: “Old Persian *vrda-”
^ Tavernier, Jan (2007) Iranica in the Achaemenid Period (ca. 550–330 B.C.): Lexicon of Old Iranian Proper Names and Loanwords, Attested in Non-Iranian Texts, Peeters Publishers, →ISBN, page 614: “Vṛda-, “rose””