Yandel sits next to 4 phonetic neighbors — Randall, Kendall, and Yandell are the closest matches by sound. Most share Yandel's Old English/Germanic (via Randall)-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"shield wolf"
"creative modern invention"
"spirit of battle"
"creative American original"
"God is gracious (from Hebrew Yochanan via Welsh)"
"prince, noble one"
"great river"
"possessor of good; wealthy king"
"truth"
"narrow strait (via Kyle)"
"promised land, heaven"
"Who is like God? (rhetorical affirmation of divine uniqueness)"
"from Tracy, a Norman place"
"modern nature name variant"
"red warrior, son of the red warrior"
"dark sea, dark one"
"of royal lineage, kingly"
"uncertain; possibly Romani personal name with regional meaning"
"tough, strong, resilient"
"lamp of God"
"protector of riches"
Similar sound: These names share phonetic patterns with Yandel — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old English/Germanic (via Randall) origins, giving them the same cultural heritage as Yandel.
Rhythm: Yandel is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.