Dayan sits next to 3 phonetic neighbors — Dylan, Dayton, and Adan are the closest matches by sound. Most share Dayan's Arabic-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"judge, arbiter"
"peace, messenger"
"ascent, high"
"companion, close friend"
"worshipper of Allah"
"moon, lunar brilliance"
"God is worthy (via Jah prefix)"
"completed, finished"
"satisfied, content, quenched"
"merciful, compassionate"
"one who travels light"
"knight, horseman"
"the prophet Jesus in Islam"
"swift, graceful"
"shining light"
"may He add (referring to God)"
"treetop, eloquent speaker"
"seeking refuge"
"one who prevents or restrains evil"
"eloquent, verbose speaker"
"beloved"
Similar sound: These names share phonetic patterns with Dayan — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew origins, giving them the same cultural heritage as Dayan.
Rhythm: Dayan is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.