We don't have synonyms for predrag yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are predrug.
(N) :
a Slavic masculine given name, predominantly borne by ethnic Slavs, derived from pre- ("very, much") and -drag ("dear, beloved"), both common in Slavic dithematic names.
(N) :
a Slavic masculine given name, predominantly borne by ethnic Slavs, derived from pre- ("very, much") and -drag ("dear, beloved"), both common in Slavic dithematic names.