Chapel sits next to 4 phonetic neighbors — Chanel, Charlie, and Harper are the closest matches by sound. Most share Chapel's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"small church, place of worship"
"of noble birth"
"rain, rainfall"
"slender, narrow (via Irish Caolinn)"
"from Rome, Roman woman"
"red-haired"
"little mouse"
"bright sky, heavenly brightness"
"grace meadow"
"fire, strength"
"journey, route"
"unity, one; the highest rank"
"help of God"
"place name from Berkshire, England"
"blessing, abundance"
"peaceful, complete"
"peace, Ireland"
"modern creative name; bright, graceful one"
"slender"
Similar sound: These names share phonetic patterns with Chapel — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Medieval Latin origins, giving them the same cultural heritage as Chapel.
Rhythm: Chapel is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.