Chai sits next to 4 phonetic neighbors — Ky, Ty, and Kai are the closest matches by sound. Most share Chai's Hebrew-rooted cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"life, alive"
"beloved of God"
"border of the sea, with them"
"divine stream (Jor = stream + El = God)"
"God strengthens"
"God strengthens, strength of God"
"friend, companion"
"the Lord my God"
"beautiful name"
"beautiful"
"illusion, magic"
"gift of YHWH"
"made by God"
"my God is an oath"
"divine musician; angel of song"
"sacred cosmic power"
"my God is Yahweh"
"God is my strength (variant of Uzziah)"
Similar sound: These names share phonetic patterns with Chai — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew origins, giving them the same cultural heritage as Chai.
Rhythm: Chai is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.