Shankar sits next to 4 phonetic neighbors — Shanker, Sankar, and Shankar are the closest matches by sound. Most share Shankar's Indian-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"diamonds, brilliance (hip-hop slang)"
"dear one, beloved by the pool"
"cold, icy in manner"
"enlightened one"
"wise, skilled marksman"
"Modern invented name with powerful, dynamic connotations"
"noble one (from Germanic adal)"
"noble, high"
"part of the noble"
"of the highest class or quality"
"from the hall or manor house"
"Character from the manga and anime Tokyo Ghoul"
"one who lives near a spring or who springs"
"narrow strait, channel"
"New house or new home"
"victory of the people"
Similar sound: These names share phonetic patterns with Shankar — similar vowel sounds, consonant clusters, or rhythm.
Rhythm: Shankar is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.