Shalyn sits next to 3 phonetic neighbors — Shaylyn, Shayla, and Caitlin are the closest matches by sound. Most share Shalyn's Irish Gaelic-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"admirable, hawk-like"
"victory of the people"
"flat fertile plain"
"from Britain, of the British Isles"
"upholder of good, who holds firm the good"
"dear Marie, beloved sea"
"violet flower (Yolanda influence)"
"friend, fair one"
"Thor's stone, thunder stone"
"covered with mist, foggy"
Similar sound: These names share phonetic patterns with Shalyn — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Irish Gaelic origins, giving them the same cultural heritage as Shalyn.
Rhythm: Shalyn is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.