Rivka sits next to 4 phonetic neighbors — Rebecca, Riva, and Rivka are the closest matches by sound. Most share Rivka's Hebrew-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"to tie, to bind"
"made of gold, golden"
"divine aid, God's assistance"
"fiery, ardent"
"captivating, snare"
"my father is joy"
"strength, power"
"rest, comfort (when borrowing the male Noah's meaning)"
"living creature"
"lion, lion of God"
"God is my light"
"grace, favor"
"noble, Iranian"
"my sweetness"
"bride"
"exultant, glad"
Similar sound: These names share phonetic patterns with Rivka — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew origins, giving them the same cultural heritage as Rivka.
Rhythm: Rivka is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.