Caladin sits next to 5 phonetic neighbors — Paladin, Aladdin, and Caelan are the closest matches by sound. Most share Caladin's Modern/Celtic-inspired-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"invented warrior name, holy warrior"
"son of Judd, son of the praised one"
"invented name, no inherent meaning"
"invented modern name"
"God has hidden, protected by God"
"new house"
"modern invented American name with no traditional etymology"
"breath, vapor, transience"
"corn, golden grain"
"man of prayer"
"cassia, cinnamon tree"
"things to be read"
"red-haired one"
"strength, virtue, honor"
"son of the sea"
"the third (in family lineage)"
"ancestor's descendant (alternative etymology)"
"hare clearing"
"one who works the earth"
"may God protect"
"descendant of Bradach (spirited one)"
Similar sound: These names share phonetic patterns with Caladin — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Modern/Celtic-inspired origins, giving them the same cultural heritage as Caladin.
Rhythm: Caladin is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.