Sheridan sits next to 3 phonetic neighbors — Shannon, Sheree, and Meridian are the closest matches by sound. Most share Sheridan's Irish-rooted cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"wild searcher, long seeker"
"sea, ocean"
"gracious one"
"my God is an oath"
"place of sanctuary and abundance"
"Honor, nobility"
"brave, bold"
"word, speech"
"bird-like; diminutive of Ava (bird) or Avery"
"flood princess"
"hyacinth flower"
"beloved, wished-for child"
"flat-topped hill"
"God is gracious"
"beloved, gracious"
"born of night, night beauty"
"from Doris, sea nymph"
"industrious, striving"
"heavenly, sky royalty"
"lord, master"
"firm belief, confidence, reliance"
Similar sound: These names share phonetic patterns with Sheridan — 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 Sheridan.
Rhythm: Sheridan is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.