Avian sits next to 5 phonetic neighbors — Avian, Vivian, and Damian are the closest matches by sound. Most share Avian's Latin-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"of the birds, bird-like"
"of the forest, wood dweller (via Silas)"
"three, third-born"
"English place name surname"
"vigilant in war, son of Cathasach"
"son of the right hand"
"shining, brilliant"
"prince, little raven"
"oak tree"
"salt"
"strong; speckled one"
"a crow-like black bird"
"lord, master"
"one who builds with stone"
"of Marion, son of Marion"
"gift of God"
"resolute protector"
"precious green stone"
"Great, magnificent, venerable"
Similar sound: These names share phonetic patterns with Avian — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Latin origins, giving them the same cultural heritage as Avian.
Rhythm: Avian is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.