Rebecca sits next to 4 phonetic neighbors — Rebekah, Veronica, and Deborah are the closest matches by sound. Most share Rebecca's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"to bind, ensnare"
"merciful, gracious"
"peaceful, complete"
"spiritual gladness, divine blessing"
"praise the Lord, variant of Hallelujah"
"half, partial"
"man, full-grown person"
"wise, knowing"
"rowan tree (mountain ash)"
"lion of God"
"my dream"
"crooked nose"
"extraordinary wonder, divine act"
"oath of God"
"crown, garland"
"moon goddess"
"bright, radiant, shining"
"oak tree clearing"
"blooming, green shoot"
"of the elm grove"
"work-power, industrious strength"
Similar sound: These names share phonetic patterns with Rebecca — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew origins, giving them the same cultural heritage as Rebecca.
Rhythm: Rebecca is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.