Arlow sits next to 3 phonetic neighbors — Harlow, Arlo, and Arrow are the closest matches by sound. Most share Arlow's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"barberry tree hill"
"speckled, freckled"
"creative modern invention"
"ruler of the people"
"homeland person"
"handsome, born of fire"
"bone"
"oarsman, rower"
"son of the eternal king"
"bright-headed"
"protector of mankind"
"fort at Luguvalium"
"red-haired fighter"
"archway, structural arch"
"from the Savoy region (French place name)"
"grace of God"
"one of the Franks (a Germanic tribe)"
"shining, bright, luminous"
"God has remembered"
"sun child, bright sun"
"bearer of Christ, Christ-carrier"
Similar sound: These names share phonetic patterns with Arlow — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old English origins, giving them the same cultural heritage as Arlow.
Rhythm: Arlow is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.