Kashus sits next to 3 phonetic neighbors — Cassius, Cactus, and Kassius are the closest matches by sound. Most share Kashus's Hebrew-rooted cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"cassia, cinnamon tree"
"of Apollo, strength"
"ordained minister's helper"
"invented modern name, possibly blade-valley"
"ridge settlement"
"faithful one"
"the third (in family lineage)"
"desiring peace, will and peace"
"grey valley or grey pool (surname origin)"
"dark, black"
"son of the devotee of Saint Faolán"
"God is gracious (via Sean)"
"trumpet, blast of a trumpet"
"friends, allies (from Caddo origins of Texas)"
"from the stone settlement"
"treetop, eloquent speaker"
"greatest"
"poet, philosopher, wise man"
"victory of the people (via Nico)"
"spear ruler"
Similar sound: These names share phonetic patterns with Kashus — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew/Greek origins, giving them the same cultural heritage as Kashus.
Rhythm: Kashus is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.