Dilawar
Dilawar means "brave," "courageous," or "possessor of a strong heart," derived from the Persian word for heart (Dil) with a suffix indicating power or possession.
Yes, Dilawar appears in Bosnia as "Dilaver," a variant imported through Ottoman Turkish influence, and is found in historical Bosnian Muslim noble families.
Dilawar is Persian in origin, though widely used by Muslims in Turkey, Bosnia, Bengal, and Central Asia.
Both mean brave, but Dilawar is Persian (emphasizing heart-strength) while Shuja is Arabic; Dilawar is rarer and carries distinct Persianate cultural associations.
While not a Sahaba name, Dilawar appears in Persian historical chronicles and Ottoman records as a name given to nobles and military commanders.