Parris sits next to 3 phonetic neighbors — Paris, Farris, and Harris are the closest matches by sound. Most share Parris's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"from Paris; place of the Parisii tribe"
"poet, verse-maker"
"shining, heavenly"
"one who summons, court summoner"
"rival, eager to equal"
"the Jordan River"
"fair-haired one from the clearing"
"Rainbow; or kestrel bird"
Similar sound: These names share phonetic patterns with Parris — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have French/Latin origins, giving them the same cultural heritage as Parris.
Rhythm: Parris is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.