Amen sits next to 3 phonetic neighbors — Ammon, Amon, and Aiden are the closest matches by sound. Most share Amen's African-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"so be it, truth, certainty"
"brave, courageous"
"gift of God"
"patient one"
"steadfast, permanent"
"valley settlement"
"gentle, soft, tranquil"
"blessed"
"he who adds; the increaser"
"new house, bright (via Xavier heritage)"
"unique, strong"
"loves horses (Philip variant)"
"good, pious"
"God is salvation"
"doorkeeper, one who ushers"
"chosen deliverer, consecrated leader"
"bright, radiant"
"work of God"
Similar sound: These names share phonetic patterns with Amen — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew origins, giving them the same cultural heritage as Amen.
Rhythm: Amen is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.