Quetzali sits next to 3 phonetic neighbors — Quetzalli, Quetzal, and Xalli are the closest matches by sound. Most share Quetzali's Nahuatl-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"precious, priceless thing"
"serrated mountain"
"worthy, deserving"
"you will always be loved"
"amaranth plant, symbol of eternal life"
"life, lively one"
"moon"
"star"
"quetzal feather, precious, priceless"
"something precious, priceless"
"our mother, maternal one"
"angels, divine messengers"
Similar sound: These names share phonetic patterns with Quetzali — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Nahuatl origins, giving them the same cultural heritage as Quetzali.
Rhythm: Quetzali is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.