Irlanda sits next to 3 phonetic neighbors — Ireland, Irene, and Yolanda are the closest matches by sound. Most share Irlanda's Spanish-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"land of Ireland, Emerald Isle"
"feminine given name"
"divine messenger, little"
"archer"
"lovable"
"precious water"
"brave in battle"
"beautiful gift from God"
"flowering, in bloom"
"beloved, wished-for child"
"torch, shining light"
"gift of the goddess"
"literary invention by Jonathan Swift"
"noble, nobility"
"goddess of wisdom and warfare"
"corn, maize grain"
"beloved Mary, compound of Maria and -ely suffix"
"small, humble"
"star"
"rosary, garden of roses"
Similar sound: These names share phonetic patterns with Irlanda — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Spanish via Old Norse origins, giving them the same cultural heritage as Irlanda.
Rhythm: Irlanda is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.