Lew sits next to 5 phonetic neighbors — Lou, Hugh, and Drew are the closest matches by sound. Most share Lew's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"famous warrior (from Chlodwig/Louis)"
"from the rounded hill"
"reward, recompense, prize for valor"
"desert fox"
"priceless one, beyond praise"
"ruler of the people"
"strength, power"
"little great one"
"the celestial vault"
"burnt wine, distilled wine"
Similar sound: These names share phonetic patterns with Lew — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old High German origins, giving them the same cultural heritage as Lew.
Rhythm: Lew is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.