Yaser sits next to 4 phonetic neighbors — Yasir, Yasser, and Jaser are the closest matches by sound. Most share Yaser's Arabic-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"wealthy, well-off"
"prince, noble ruler"
"young bustard (a bird)"
"valiant warrior"
"related to the Ghassanid Arab tribe"
"one who practices justice"
"the chosen one, the elect"
"the honest one"
"black youth"
"sea, ocean"
"blessing"
"recognition, knowing"
"last, final"
"representative, lieutenant"
"blessings, ease, comfort"
"nobleman, lord"
Similar sound: These names share phonetic patterns with Yaser — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Arabic origins, giving them the same cultural heritage as Yaser.
Rhythm: Yaser is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.