Reena sits next to 3 phonetic neighbors — Rina, Rena, and Leena are the closest matches by sound. Most share Reena's Hebrew-rooted cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"joyful song, joy"
"fair bow, white crescent"
"fair warrior, white-haired hero"
"salt"
"free woman"
"luck, fortune"
"blind (from Latin caecus)"
"ash tree meadow"
"life"
"immortal"
"grey fortress"
"spirit, breath, wind"
"merciful, gracious"
"excess, extravagance"
"law, rule, model conduct"
"exalted one"
"name of indigenous Scandinavian people"
"pearl"
"noble, exalted, powerful"
"God has enriched/blessed me"
"literary creation; joyful, beloved"
Similar sound: These names share phonetic patterns with Reena — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew origins, giving them the same cultural heritage as Reena.
Rhythm: Reena is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.