Homer sits next to 4 phonetic neighbors — Hamer, Roman, and Holden are the closest matches by sound. Most share Homer's Greek-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"pledge, hostage"
"God saves, salvation"
"sparkling stone"
"battle, fighter, combatant"
"beauty, goodness"
"night"
"he to whom it belongs"
"from the gray estate"
"from the River Clyde"
"flowing, roaring (from the Rhône river)"
"will-helmet (determined guardian)"
"thin-lipped"
"edge, border of land"
"of Mars, god of war"
"friend of God"
"defender of men"
"spike, pointed"
"short form of Tobias"
"reddish-brown color"
"cart driver, cart maker"
"worker in hard materials"
Similar sound: These names share phonetic patterns with Homer — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Greek origins, giving them the same cultural heritage as Homer.
Rhythm: Homer is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.