Joss sits next to 2 phonetic neighbors — Josh and Ross are the closest matches by sound. Most share Joss's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"one of the Goths"
"from Dyce, Aberdeenshire"
"gentle birth, beloved"
"son of Alexander (defender of men)"
"staff of the Goths"
"enduring, lasting (via Dante)"
"western field"
"lord, have mercy (liturgical)"
"strong-willed warrior"
"slender, narrow (from Irish Caolan)"
"bright, splendid"
"Western cowboy hat, frontier spirit"
"appointed by God"
"western settlement"
"loved, beloved"
"Comfort and consolation in times of distress"
"little red one"
"person with extraordinary talent"
"descendant of Donndubhan"
"from the suffix -ance (quality of)"
"broad stone settlement"
Similar sound: These names share phonetic patterns with Joss — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Germanic origins, giving them the same cultural heritage as Joss.
Rhythm: Joss is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.