Cohen sits next to 4 phonetic neighbors — Coen, Cowen, and Owen are the closest matches by sound. Most share Cohen's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"priest"
"little ruler"
"blossoming, flowering"
"living, vital"
"holly tree"
"bright, shining"
"modern blend of Kash and Lynn"
"fire, warmth"
"of the tower"
"noble birth"
"combination of cherry and beryl"
"of noble character"
"friendly, sociable"
"divine life force from the sky"
"butterfly (by association with Vanessa genus)"
"month of May, springtime"
"cheerful, merry"
"reborn"
"dear to Saturn"
"wanderer"
"forest, to teach"
Similar sound: These names share phonetic patterns with Cohen — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew origins, giving them the same cultural heritage as Cohen.
Rhythm: Cohen is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.