rā, jīm, wāw
3 names share this root — every one of them carries a thread of the same meaning.
Araj is an Urdu variant of the Arabic boy and girl name Arij which means fragrance.
Jaar is an Arabic name for boys that means neighbor.
No independent English meaning found for this name in these sources. Its Arabic spelling matches a real word in the Quran — see the citation below.