Zyier sits next to 5 phonetic neighbors — Zaire, Xavier, and Zander are the closest matches by sound. Most share Zyier's Kongo (via Zaire)-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"river, flowing strength"
"one who cuts cloth or stone"
"fort at Luguvalium"
"God is the Lord"
"power of the sea"
"son of Eric, son of the ever-ruler"
"son of Matthew"
"slender"
"from the oak grove"
"the white one, fair"
"oarsman, rower"
"brown one, the brown bear"
"to care for, to cherish"
"asked for, prayed for (via Aramaic Saul)"
"modern variant combining Arabic root with contemporary spelling"
"prince, noble one"
"from the spring or well"
"man, husband"
"yellow, slender"
"dark one, descendant of the dark one"
"uncertain; possibly Romani personal name with regional meaning"
Similar sound: These names share phonetic patterns with Zyier — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Kongo (via Zaire) origins, giving them the same cultural heritage as Zyier.
Rhythm: Zyier is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.