Icelyn sits next to 5 phonetic neighbors — Evelyn, Jacelyn, and Jaselyn are the closest matches by sound. Most share Icelyn's Old English/Old Norse-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"icy one, ice"
"sacred song, hymn of praise"
"modern invented name"
"from Massy, France (place name origin)"
"of the dark one, of Kali"
"spiritual perfection"
"from Britain, a Briton"
"pleasantness, sweetness"
"beautiful, radiant as a dove"
"flowing water"
"variant of Kinsley"
"crystal, clear as ice"
"anointed one"
"bird"
"other Aenor, honor"
"noble strength with grace"
"brave and powerful"
"magical, illusory beauty"
"broad meadow, wide clearing"
"city of history and culture (as a name)"
"fair and smooth, white phantom"
Similar sound: These names share phonetic patterns with Icelyn — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old English/Old Norse origins, giving them the same cultural heritage as Icelyn.
Rhythm: Icelyn is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.