Nitesh sits next to 3 phonetic neighbors — Nitish, Mahesh, and Dinesh are the closest matches by sound. Most share Nitesh's Indian-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"lord of the right path"
"Ōn's hill; from the hill of Ōn"
"invented blend of Desmond and Jasmine"
"earth (as short form of Adam)"
"work-power, home-ruler"
"descendant of the champion"
"he who holds firm the good"
"ruler of the people"
"Leaseholder; tenant farmer"
Similar sound: These names share phonetic patterns with Nitesh — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Sanskrit origins, giving them the same cultural heritage as Nitesh.
Rhythm: Nitesh is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.