Oran sits next to 3 phonetic neighbors — Orion, Owen, and Oren are the closest matches by sound. Most share Oran's Irish-rooted cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"pale, sallow-complexioned"
"son of the supplanter"
"fortified dwelling"
"son of Piers"
"dark one, little dark one"
"devoted one"
"spear warrior"
"possessing goodness; gift"
"slender, narrow"
"great tide"
"mind, intellect, spirit"
"warrior, slayer"
"white, fair, blessed"
"elm grove"
"dark one, dark-haired"
"Resolute protection; will-helmet"
"slender, narrow"
"high, exalted"
Similar sound: These names share phonetic patterns with Oran — 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 Oran.
Rhythm: Oran is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.