Cyril sits next to 3 phonetic neighbors — Cyrus, Cecil, and Carl are the closest matches by sound. Most share Cyril's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"lordly, masterful"
"from the badger settlement"
"payment, brow, forehead"
"speckled, or from the bridge settlement"
"skilled craftsman with cutting tools"
"determined guard, resolute protector"
"son of the twin"
"slender, lean, narrow"
"settlement near rye fields"
"white, silver (ancient root)"
"twin"
"God has helped"
"peace + ruler"
"dweller near the oak trees"
"conquering, victorious"
"one who bakes"
"potent, powerful"
"God waits, hope in God"
"fortune guardian"
"victorious people (from Gaelic connection)"
"bright, shining one"
Similar sound: These names share phonetic patterns with Cyril — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Greek origins, giving them the same cultural heritage as Cyril.
Rhythm: Cyril is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.