Shay sits next to 4 phonetic neighbors — Shae, Shea, and Jay are the closest matches by sound. Most share Shay's Irish-rooted cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"admirable, hawk-like"
"modern American creation"
"pledge, oath"
"handsome, radiant one"
"God is gracious"
"sad, melancholy (folk etymology)"
"descendant of Cinneide"
"sacred, belonging to the divine"
"impulsive, little king"
"invented blend of Jared and Gareth"
"a natural watercourse"
"rare, extraordinary"
"rejoice, delight"
"ancient, enduring, long-lived"
"son of Evar; son of the boar"
"invented modern American name"
"forest guardian, one who patrols"
"crown, wreath"
"from India"
"youth, young warrior"
"supreme ruler"
Similar sound: These names share phonetic patterns with Shay — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Irish origins, giving them the same cultural heritage as Shay.
Rhythm: Shay is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.