Eryx sits next to 4 phonetic neighbors — Oryx, Rex, and Erik are the closest matches by sound. Most share Eryx's Greek-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"son of Aphrodite, Sicilian king"
"song, air (musical)"
"firm belief in reliability"
"energy, spirit, vigor"
"of the victors"
"from Denmark, a Dane"
"green gemstone"
"rain"
"royal divine spark"
"creative respelling of Zion (highest point, monument)"
"wise guardian warrior (fictional FFX character meaning)"
"modern invented name, variant of Javion"
"warrior"
"pure strength"
"spear, from the oak grove"
"Yahweh saves"
"mountain of strength, exalted"
"conqueror"
"from the riverbank settlement"
"new house, new home"
"salvation of the Lord"
Similar sound: These names share phonetic patterns with Eryx — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Greek mythology origins, giving them the same cultural heritage as Eryx.
Rhythm: Eryx is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.