Indiya sits next to 3 phonetic neighbors — India, Indira, and Indie are the closest matches by sound. Most share Indiya's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"from India; of the Indus River"
"Round; gentle"
"to lick, a condiment"
"dark one, black-haired"
"noble, exalted one"
Similar sound: These names share phonetic patterns with Indiya — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Greek via Sanskrit Sindhu origins, giving them the same cultural heritage as Indiya.
Rhythm: Indiya is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.