Capus sits next to 4 phonetic neighbors — Capo, Caspus, and Carus are the closest matches by sound. Most share Capus's Latin-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"head, leader, chief"
"advance, progress, forward movement"
"Noble and ready for battle"
"to wait, to stay"
"From Old French mote meaning a mound, hillock, or moat; a topograph..."
"armor maker, one who makes or wears armor"
"fair; white; bright"
"appointed by God"
"lover of the moor, dweller of the fens"
"Yahweh is my God"
"a spring mentioned in the Quran (Surah 83:27-28)"
"high settlement, village on elevated land"
"powerful ruler"
"noble guardian, lord protector"
"son of Clement, gentle one"
Similar sound: These names share phonetic patterns with Capus — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Latin caput origins, giving them the same cultural heritage as Capus.
Rhythm: Capus is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.