Arvin sits next to 4 phonetic neighbors — Irvin, Marvin, and Ervin are the closest matches by sound. Most share Arvin's German-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"friend of the army, warrior's friend"
"peaceful ruler"
"great tide, sea wave"
"beloved of the sea"
"uncle"
"home ruler, lord of the estate"
"he enlightens, God enlightens"
"ox (original Phoenician root)"
"settlement near the sword hill"
"variant of Drew, meaning manly/strong"
"seeking of a noble goal"
"remembered by God"
"invented blend of Bray and Lynn"
"great happiness"
"son of the reeve, estate manager"
"variant of Garrett/Gerald"
"Ella's hill, Elli's hill"
"joy, music (original Old English meaning)"
"calm, tranquility"
"creative modern spelling variant"
"broad, prosperous, grand"
Similar sound: These names share phonetic patterns with Arvin — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old High German origins, giving them the same cultural heritage as Arvin.
Rhythm: Arvin is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.