Esai sits next to 4 phonetic neighbors — Isaiah, Isai, and Eli are the closest matches by sound. Most share Esai's Spanish-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"God is salvation, the Lord saves"
"to ascend, to climb"
"peaceful ruler"
"famous wolf"
"dark-skinned, Moorish"
"the opportune or right moment"
"messenger of God"
"of the Octavius clan"
"sacred, belonging to the divine"
"mountain"
"from the Paulus family"
"saved in battle"
"noble wolf"
"little warrior; little of Mars"
"one who resembles God"
"well-born, noble"
"my messenger, my angel"
"salvation of the Lord (via Isaiah element)"
"protected by Yahweh"
Similar sound: These names share phonetic patterns with Esai — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew origins, giving them the same cultural heritage as Esai.
Rhythm: Esai is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.