Luar sits next to 5 phonetic neighbors — Luca, Luan, and Luna are the closest matches by sound. Most share Luar's Portuguese-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"moonlit night, quality of moonlight"
"new house, bright abode"
"burning, fiery one"
"exalted father"
"royal title for kings children (Iberian)"
"wild, untamed (from silva)"
"symbol of peace and wisdom"
"little messenger of God"
"of the wine, from the vineyard"
"powerful ruler"
"son of Jeffrey, son of peace"
"noble ruler (combined symbolic meaning of eagle + wolf)"
"rib, side"
"wise protector"
"lion-man, brave as a lion"
"famous ruler, glory + power"
"of the golden family (Aurelii)"
"will, desire + helmet, protection"
"beautiful, handsome"
"from Valencia, powerful one"
Similar sound: These names share phonetic patterns with Luar — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Portuguese origins, giving them the same cultural heritage as Luar.
Rhythm: Luar is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.