Kaven sits next to 5 phonetic neighbors — Kevin, Cavan, and Haven are the closest matches by sound. Most share Kaven's Irish-rooted cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"handsome, comely, gentle"
"craftsman, artisan"
"God is gracious (via John)"
"one who wields prosperity"
"bright, splendid"
"greatest"
"good speech"
"Short form of Uilliam, the Irish form of William"
"king, lord"
"belonging to God, of the Lord"
"food, sustenance"
"venerable, worthy of reverence"
"from the wooded hollow"
"from the borough farm"
"variant of Kashton (Kash + ton)"
"invented modern name, possibly blade-valley"
"anointed one who carries"
"from the high place"
"guardian, soldier"
"from the rocky settlement"
"from the ledge farm, shelf settlement"
Similar sound: These names share phonetic patterns with Kaven — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Irish Gaelic (Caomhán) origins, giving them the same cultural heritage as Kaven.
Rhythm: Kaven is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.