Jacinto sits next to 3 phonetic neighbors — Jacinda, Hyacinth, and Vincente are the closest matches by sound. Most share Jacinto's Spanish-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"hyacinth flower"
"wounded in the thigh"
"branch, sprout"
"wealthy spear"
"God is gracious (via Hebrew Yeshua)"
"of the Aelius family"
"may God protect the king"
"my God is help"
"possibly from Basque or Persian place names"
"God is gracious"
"variant of Giovanni/John"
"modern invented name, associated with key and warrior elements"
"coin, payment"
"blue"
"lion-strong"
"born at Easter"
"worshiper of YHWH"
"chosen, elected, the elect"
"imperial title, emperor"
"associated with Vladimir Lenin, revolutionary leader"
Similar sound: These names share phonetic patterns with Jacinto — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Greek via Spanish origins, giving them the same cultural heritage as Jacinto.
Rhythm: Jacinto is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.