Angel sits next to 5 phonetic neighbors — Angelo, Manuel, and Gabriel are the closest matches by sound. Most share Angel's Spanish-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"messenger"
"to carry, to endure"
"lion-bold; brave as a lion"
"merciful, gentle"
"protector of men"
"son of Cole"
"meadow dwelling, water meadow"
"mountain of strength; exalted"
"defender of men"
"rest, comfort"
"divine gift"
"little seal"
"industrious, hardworking"
"bowman, one who shoots arrows"
"Yahweh is gracious"
"gift of God"
"light, luminous"
"fine, lovely"
"cloth fuller, fabric tucker"
"cheerful settlement"
"permanent, long-lived"
Similar sound: These names share phonetic patterns with Angel — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Greek origins, giving them the same cultural heritage as Angel.
Rhythm: Angel is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.