Raegan sits next to 4 phonetic neighbors — Reagan, Regan, and Megan are the closest matches by sound. Most share Raegan's Irish-rooted cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"little ruler, impulsive one"
"time, death, transformation"
"elm tree"
"my father is joy"
"born under Jupiter's influence"
"mine (term of endearment)"
"protector of men"
"innocent, virginal"
"foreign riches, bright one"
"murmuring rock, ambush rock"
"Arbiter, judge"
"earth, great mother"
"wonderful, marvelous"
"laurel, symbol of victory"
"the Holy Trinity; threefold"
"happiness, good fortune"
"diminutive of Julia; little Julia"
"battlefield"
"resolute protector"
"one who bears palm branches"
"gracious, merciful"
Similar sound: These names share phonetic patterns with Raegan — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Irish Gaelic origins, giving them the same cultural heritage as Raegan.
Rhythm: Raegan is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.