Axl sits next to 4 phonetic neighbors — Axel, Jaxl, and Maxwell are the closest matches by sound. Most share Axl's Scandinavian cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"father of peace"
"dark-skinned, Moorish"
"crown, wreath"
"river (from Celtic afon)"
"son of the praised one"
"spear, lance"
"wine and grain"
"messenger (angelos)"
"son of the victor"
"helpful one"
"wealthy guardian"
"God has remembered"
"modern invented name"
"variant of Carson"
"wild rose, thorny shrub"
"tile maker, one who tiles"
"lotus, water lily"
"the island, island dweller"
"of Mars, warlike"
"long meadow, rocky meadow"
Similar sound: These names share phonetic patterns with Axl — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew via Scandinavian origins, giving them the same cultural heritage as Axl.
Rhythm: Axl is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.