Beckett sits next to 5 phonetic neighbors — Bennett, Everett, and Bridget are the closest matches by sound. Most share Beckett's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"dweller by the brook"
"woman of power, female leader"
"descendant of the dark-eyed"
"free woman, strong woman"
"torch, bright one"
"life, like a bird"
"always, at all times, eternally"
"combination of grace and devotion"
"beloved"
"drained lake"
"wise, learned"
"sailor, sea person"
"illusion, water"
"the pepper plant or its fruit"
"moonlight, halo around the moon"
"violent weather, tempest"
"burnt meadow clearing"
"passionate, spirited"
"God is my oath"
"beauty, greens, grain"
"delight, exuberance"
Similar sound: These names share phonetic patterns with Beckett — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old English origins, giving them the same cultural heritage as Beckett.
Rhythm: Beckett is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.