Ivor sits next to 5 phonetic neighbors — Iver, Ivan, and Igor are the closest matches by sound. Most share Ivor's Welsh cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"yew bow warrior, bow army"
"Son of Neil; champion lineage"
"He whom Yahweh remembered"
"of the faith, religion"
"from the Afton river"
"great tide, sea current"
"little wolf"
"chief, ruler"
"descendant of the dark challenger"
"invented name (no traditional meaning)"
"home ruler, powerful"
"Craftsman; skilled tradesperson"
"raven"
"enthusiasm, ardor, passion"
"son of Copen (geographic surname)"
"keeper of treasure"
"symbol of wisdom and knowledge"
"hill, burial mound"
"westward direction"
"variant of John"
"from the gray hill"
Similar sound: These names share phonetic patterns with Ivor — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old Norse origins, giving them the same cultural heritage as Ivor.
Rhythm: Ivor is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.