Raine sits next to 4 phonetic neighbors — Rain, Lane, and Reign are the closest matches by sound. Most share Raine's French-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"queen, counsel"
"passionate devotion, fervor"
"ocean, sea (from Kai)"
"new day, new light (interpreted)"
"vigilant, watchful"
"son of Aodh (fire)"
"fame and glory"
"wise counsel and army"
"ray of light + God is gracious"
"sea/pure/rejoice (Kai) + son of (-sen)"
"enthusiastic speech, advice"
"anointed one"
"variant of Silas (forest, woods, or asked of God)"
"ruler of the home"
"descendant of the peaceful one"
"fierce, savage"
"brave ruler, powerful leader"
"high, noble, strong"
"modern Jax + Hebrew -iel (of God)"
Similar sound: These names share phonetic patterns with Raine — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have French/Germanic origins, giving them the same cultural heritage as Raine.
Rhythm: Raine is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.