Esa sits next to 4 phonetic neighbors — Isa, Elsa, and Jesse are the closest matches by sound. Most share Esa's Arabic-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"God is salvation"
"supplanter, he who grasps the heel"
"great praiser of God"
"man, human being"
"prince, commander, ruler"
"one who crushes bread, bread-breaker (symbol of generosity)"
"protector, guardian, defender"
"satisfied, content, quenched"
"lion, strong and steadfast"
"God is salvation"
"promised, appointed"
"shining light"
"easy, gentle"
"shining like the moon"
"God is gracious, he will live"
"loving, tender"
"luminous, radiant, full of light"
"handsome, beautiful"
"he will laugh, laughter"
"the divider between right and wrong"
Similar sound: These names share phonetic patterns with Esa — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew via Finnish origins, giving them the same cultural heritage as Esa.
Rhythm: Esa is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.