Adan sits next to 4 phonetic neighbors — Adam, Aiden, and Adan are the closest matches by sound. Most share Adan's Spanish-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"man, human being"
"noble, strong"
"Yahweh is my God"
"valiant, brave"
"steadfast defender"
"brave as a lion"
"manly, brave"
"God is my light"
"God is my salvation"
"defender of men"
"God is with us"
"God is with us (messianic)"
"lover of horses"
"wealthy guardian"
"God's gift"
"ruler, leader"
"conquering, victorious"
"God is my judge (variant of Daniel)"
"warlike, belonging to Mars"
"divine healer"
Similar sound: These names share phonetic patterns with Adan — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew origins, giving them the same cultural heritage as Adan.
Rhythm: Adan is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.