Penelope sits next to 4 phonetic neighbors — Persephone, Melanie, and Felicity are the closest matches by sound. Most share Penelope's Greek-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"weaver, one who weaves"
"birth, natal"
"star of the sea"
"pleasant, sweet"
"bright, shining light"
"land of the Aryans, noble"
"lion of God"
"choral song"
"life, bird"
"supernatural power"
"light"
"ewe, gentle; lake"
"bright, shining light"
"born in summer"
"the end, cliff's edge"
"Rival; to emulate; eager"
"good angel"
"noble, nobility"
"the sea"
Similar sound: These names share phonetic patterns with Penelope — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Greek penelops origins, giving them the same cultural heritage as Penelope.
Rhythm: Penelope is a 4-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.