Harris sits next to 3 phonetic neighbors — Harrison, Paris, and Hayden are the closest matches by sound. Most share Harris's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"son of Harry, home ruler"
"new house (place name)"
"strong, virtuous, honorable"
"Canaan, land of merchants"
"Macks settlement"
"loud revelry"
"spear, acquired"
"God has been gracious"
"bold counsel, brave advisor"
"new, young"
"protected by Yahweh"
"pierces the valley"
"flax, flaxen-haired"
"creative elaboration of Finn"
"strength"
"watchful, vigilant"
"farm steward, granary manager"
"dark, swarthy"
"from the Adriatic region"
"dweller in the valley"
Similar sound: These names share phonetic patterns with Harris — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have English origins, giving them the same cultural heritage as Harris.
Rhythm: Harris is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.