Eros sits next to 3 phonetic neighbors — Ares, Heros, and Cyrus are the closest matches by sound. Most share Eros's Greek-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"primordial force of attraction"
"firm, unwavering"
"to light up, illuminate"
"Christ-carrier"
"spirit, divine inner power"
"my God has helped"
"shining hostage"
"God has helped"
"famous wolf"
"beauty, ornament"
"gift of Yahweh"
"alive, vital"
"mountain"
"brother, kin"
"God is gracious"
"flock, herd"
"born of Ra, son of Ra"
"well-born, noble"
"battle genius"
"may God give increase"
"born at dawn, of the light"
Similar sound: These names share phonetic patterns with Eros — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Ancient Greek origins, giving them the same cultural heritage as Eros.
Rhythm: Eros is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.