Marlys sits next to 3 phonetic neighbors — Marlis, Marliss, and Marlys are the closest matches by sound. Most share Marlys's Scandinavian cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"Famous warrior"
"paulownia tree, nobility (桐)"
"blessed ring, white circle (Welsh derivation)"
"Courteous, polite, of the court"
"the king"
"valley peace; combination of Del (valley) and Fred (peaceful ruler)"
"spear of strength"
"faithful, true, honest"
"Free man; from Germanic karl meaning man or free man, via Old Frenc..."
"ever powerful"
"broad fortified settlement"
Similar sound: These names share phonetic patterns with Marlys — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Germanic origins, giving them the same cultural heritage as Marlys.
Rhythm: Marlys is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.