Kenny sits next to 4 phonetic neighbors — Rennie, Penny, and Jennie are the closest matches by sound. Most share Kenny's Irish-rooted cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"born of fire, handsome"
"God will add"
"peaceful ruler"
"rib, side of land"
"spirited, dashing, energetic"
"miracle of God"
"crow, raven-haired"
"of the Claudian family"
"pledged to God"
"bright-headed"
"healer"
Similar sound: These names share phonetic patterns with Kenny — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Gaelic (Cináed) origins, giving them the same cultural heritage as Kenny.
Rhythm: Kenny is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.