Arrow sits next to 3 phonetic neighbors — Arlo, Harrow, and Arrow are the closest matches by sound. Most share Arrow's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"swift projectile, arrow"
"blue-purple dye, the color indigo"
"brave as a lion"
"staff bearer, wand wielder"
"settlement by the ash trees"
"hollow land (alternative)"
"lord, father, sovereign"
"helmeted chief; armored head"
"from the, of the family"
"skilled craftsman"
"green river, fresh water"
"strong as an eagle"
"sacred, belonging to the divine"
"from Radley (red clearing)"
"dear, gracious, beloved"
"crown, wreath"
"son of the prosperous protector"
"falling, resolution"
"son of the brave one"
"sad, melancholy (folk etymology)"
"supreme ruler"
Similar sound: These names share phonetic patterns with Arrow — 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 Arrow.
Rhythm: Arrow is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.