Tully sits next to 3 phonetic neighbors — Tolly, Tully, and Cully are the closest matches by sound. Most share Tully's Irish-rooted cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"ruler of the people"
"Ōn's hill; from the hill of Ōn"
"beloved, dearly loved"
"he who holds firm the good"
"Leaseholder; tenant farmer"
"lord of the right path"
"invented blend of Desmond and Jasmine"
"descendant of the champion"
"work-power, home-ruler"
"to tame, subdue"
Similar sound: These names share phonetic patterns with Tully — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Irish Gaelic origins, giving them the same cultural heritage as Tully.
Rhythm: Tully is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.