Shayan sits next to 3 phonetic neighbors — Shane, Shawn, and Shan are the closest matches by sound. Most share Shayan's Persian-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"worthy, deserving"
"safe, secure"
"wish, longing, desire"
"worshipper, devotee"
"good, handsome, beautiful"
"ether, the cosmic fifth element"
"sun, sunshine"
"in the prime of life"
"God will increase, God adds"
"good person, one like a sage"
"dark-haired"
"God will increase, God adds"
"praised, praiseworthy"
"the almighty (divine attribute)"
"mysterious Quranic letters, known only to God"
"happy, fortunate, blessed"
"the one who is rightly guided"
"man of peace, peaceful one"
Similar sound: These names share phonetic patterns with Shayan — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Persian origins, giving them the same cultural heritage as Shayan.
Rhythm: Shayan is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.