Iver sits next to 4 phonetic neighbors — Ivor, Ivan, and Ivar are the closest matches by sound. Most share Iver's Scottish cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"yew bow warrior; archer"
"from the estate of the fighter"
"light, pale"
"blond, yellow-haired"
"lord, elder"
"powerful, bright-headed warrior"
"descendant of the red one"
"God is gracious"
"crooked nose (old Gaelic nickname)"
"cold, enduring"
"God is gracious"
"son of the home ruler"
"bright, fair"
"high will, desiring much"
"uniquely strong, one force"
"from the swampy land"
"rapid water"
"raider, warrior"
"bold counsel, brave advisor"
"battlefield (poetic extension)"
Similar sound: These names share phonetic patterns with Iver — 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 Iver.
Rhythm: Iver is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.