Brandal sits next to 4 phonetic neighbors — Brandon, Brand, and Randal are the closest matches by sound. Most share Brandal's Scandinavian cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"shield wolf"
"bold counsel"
"coast, side"
"from the flat plain (geographic Irish sense)"
"earthly"
"noble, of noble kind"
"lavender plant, one who washes"
"ewe, female sheep"
"love, loving memory"
"Visible, clear, bright; the island of light"
"son of Zavier; new house, bright"
Similar sound: These names share phonetic patterns with Brandal — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old Norse origins, giving them the same cultural heritage as Brandal.
Rhythm: Brandal is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.