Qais sits next to 5 phonetic neighbors — Kais, Qais, and Case are the closest matches by sound. Most share Qais's Arabic-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"steadfast, resolute"
"small piece of iron"
"exalted, noble"
"noble, princely"
"one who has power and ability"
"one who praises much"
"essence, nature, world"
"who is like God?"
"born of light"
"day, morning light"
"to add, to augment"
"the right time, opportunity"
"the prophet Jesus in Islam"
"happy, fortunate, blessed"
"child, son"
"homeland person"
"God is gracious, he will live"
"particle of the sun god"
"excellence, perfection"
"glory of Rome"
"servant of the Most Merciful (Allah)"
Similar sound: These names share phonetic patterns with Qais — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Arabic origins, giving them the same cultural heritage as Qais.
Rhythm: Qais is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.