Isamary sits next to 4 phonetic neighbors — Rosemary, Isadora, and Isadora are the closest matches by sound. Most share Isamary's Spanish-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"devoted to God"
"water of the tiare flower, freshwater gardenia"
Similar sound: These names share phonetic patterns with Isamary — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew via Spanish origins, giving them the same cultural heritage as Isamary.
Rhythm: Isamary is a 4-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.