Angel sits next to 4 phonetic neighbors — Angela, Angie, and Angelique 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"
"constellation in the northern sky"
"from Magdala (high tower)"
"defender, helper"
"dark one"
"pure, clear"
"star, heavenly body"
"resolute protector"
"mighty in battle"
"inheritance, something handed down through generations"
"happiness, good fortune"
"little darling, pretty one"
"devoted to God"
"of elephant tusk color"
"raven estate"
"brightness, radiance"
"one who works the earth"
"son of Coinneach, the fair one"
"work, industrious"
"hill, mound"
"good luck, prosperity (symbolic)"
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.