Kelly sits next to 4 phonetic neighbors — Kelley, Kell, and Kellan are the closest matches by sound. Most share Kelly's Irish-rooted cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"bright-headed warrior"
"from Scotland, Scotsman"
"jet black, black gemstone"
"little bear, bear cub"
"from the place of wide waters"
"linden tree, lime tree"
"fifth-born child"
"held by the heel (biblical reference)"
"worker in steel (occupational surname)"
"settlement by the pool"
"cellar keeper, wine steward"
"elf friend, noble friend"
"thunder ruler"
"growth, abundance, increase"
"place of alder trees"
"light, illumination"
"ruler of peace"
"to heal (if derived from Jason)"
"spear"
"bent river"
Similar sound: These names share phonetic patterns with Kelly — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old Irish origins, giving them the same cultural heritage as Kelly.
Rhythm: Kelly is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.