Raj sits next to 4 phonetic neighbors — Raj, Raj, and Raz are the closest matches by sound. Most share Raj's Indian-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"king, ruler"
"cherished part of the heart"
"strength, power"
"man, virtuous person"
"courage, determination, bravery"
"spiritual wisdom"
"sacred, blessed with talent"
"morning light, first rays"
"divine ease, spiritual absorption"
"divine, belonging to Shiva"
"bull, strong one (Rishabhdev in Jainism)"
"connected, one who follows"
"brave warrior on the battlefield"
"devotee of Shiva"
"end of the Vedas (the Upanishads)"
"health, vigor, life-force"
"alive, full of life"
Similar sound: These names share phonetic patterns with Raj — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Sanskrit origins, giving them the same cultural heritage as Raj.
Rhythm: Raj is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.