Shea sits next to 3 phonetic neighbors — Shay, Mae, and Faye are the closest matches by sound. Most share Shea's Irish-rooted cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"admirable, hawk-like"
"May meadow, spring clearing"
"bright, radiant"
"harmful spirits, demons"
"beam of light (modern association)"
"child of light"
"delicate, languishing"
"pearl (short form of Margaret)"
"great queen, divine queen"
"heaven, sky"
"beautiful flower"
"the jade gemstone"
"life"
"strength, virtue"
"equity, lawfulness"
"little Anne, dear Anne"
"brave, hardy"
"bright, cheerful, sunny"
"hillside meadow"
"rose of Sharon (biblical flower)"
"mighty in battle, strength in battle"
Similar sound: These names share phonetic patterns with Shea — 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 Shea.
Rhythm: Shea is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.