Keira sits next to 5 phonetic neighbors — Kira, Kyra, and Ciara are the closest matches by sound. Most share Keira's Irish-rooted cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"dark one, black-haired one"
"dweller by the swamp"
"lace-like, delicate"
"heavenly"
"beloved, wished-for child (from Hebrew Miriam via Mary)"
"modern blended name form"
"tower, high place"
"golden bloom"
"strong, noble, high"
"new star meadow"
"noble kind (from Alice)"
"may God protect"
"sea warrior"
"murmuring rock, ambush rock"
"marvel, object of wonder"
"full of love"
"victory of the people"
"hardworking, industrious"
"precious gem"
"torch, radiant"
"constellation in the northern sky"
Similar sound: These names share phonetic patterns with Keira — 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 Keira.
Rhythm: Keira is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.