Iris sits next to 3 phonetic neighbors — Aris, Idris, and Osiris are the closest matches by sound. Most share Iris's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"rainbow"
"from the mountain"
"son of Daw (David), beloved son"
"beloved of God"
"little wolf, wolf pup"
"God appears (Theo-phania)"
"God will teach, God's light"
"first among thinkers"
"spear land"
"hitting the mark, fortunate"
"fawn, young deer"
"hare's meadow, woodland clearing"
"the loud one, the screamer"
"chief, spear warrior"
"royal court attendant"
"praised, lauded"
"ruler of the people"
"firebrand, son of Tye"
"dark warrior, dark brown champion"
"valley settlement"
"invented modern name, no established meaning"
Similar sound: These names share phonetic patterns with Iris — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Greek origins, giving them the same cultural heritage as Iris.
Rhythm: Iris is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.