Jashan sits next to 4 phonetic neighbors — Jason, Jashon, and Yashan are the closest matches by sound. Most share Jashan's Indian-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"celebration, festivity"
"excellent, superior"
"well-known, distinguished"
"third son; three o'clock"
"courageous hero"
"approval, divine pleasure"
"wholesome, beneficial"
"worshipper of the generous God"
"falcon; hawk"
"ruler, lord"
"thunder, exalted"
"all-attractive one"
"epithet of Lord Indra"
"just, fair, righteous"
"sight, perception"
"inner, interior space"
"rays of light, luminous"
"one who grants victory"
"ear; instrument of hearing"
"noble by birth (archaic)"
Similar sound: These names share phonetic patterns with Jashan — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Persian jashn origins, giving them the same cultural heritage as Jashan.
Rhythm: Jashan is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.