Valerian sits next to 4 phonetic neighbors — Valerian, Florian, and Damian are the closest matches by sound. Most share Valerian's French-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"strong, healthy"
"brave, valiant"
"divine protection, God's helmet"
"noble, renowned"
"of the world"
"evergreen flowering shrub of the Mediterranean"
"raven, crow"
"friend"
"curved, hook-nosed"
"brave, manly"
"appointed by God"
"patient, steadfast, enduring"
"heart"
"knight of Jerusalem, Crusader hero (by association)"
"flat-footed"
"noble ruler"
"man of the army"
"bright new home"
Similar sound: These names share phonetic patterns with Valerian — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Latin origins, giving them the same cultural heritage as Valerian.
Rhythm: Valerian is a 4-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.