Sparrow sits next to 3 phonetic neighbors — Arrow, Harrow, and Meadow are the closest matches by sound. Most share Sparrow's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"small hardy bird"
"branch, tendril of a grapevine"
"possibly exalted, praised (from -iyah pattern)"
"coral, sea treasure"
"torch, light"
"of God, elevated"
"sports stick, implement"
"lake meadow"
"white hero"
"narrative, tale"
"jewel of the Lord"
"work, industrious"
"hazel tree"
"brave as a lion"
"high, exalted"
"fertility, abundance"
"noble, of noble kind"
"pointed projectile; symbol of direction and purpose"
"slender and fair"
Similar sound: These names share phonetic patterns with Sparrow — 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 Sparrow.
Rhythm: Sparrow is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.