Anshu sits next to 4 phonetic neighbors — Ansha, Ansa, and Indu are the closest matches by sound. Most share Anshu's Indian-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"sunbeam, ray of light"
"little queen, noble one"
"creative American construction from James-root names"
"my eye (term of endearment)"
Similar sound: These names share phonetic patterns with Anshu — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Sanskrit origins, giving them the same cultural heritage as Anshu.
Rhythm: Anshu is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.