Grindl sits next to 3 phonetic neighbors — Bryndl, Grendel, and Grind are the closest matches by sound. Most share Grindl's Scandinavian cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"gate, lattice"
"beloved, precious"
"God will add, may He add"
"strength, power"
"goddess of love and fertility"
"active, energetic"
"joining, link"
"of noble birth"
"from the ancient tribal homeland"
"mountains, rocks"
"queen, ruler"
"free woman"
"triumph of the nation"
"pure"
"worthy, capable"
Similar sound: These names share phonetic patterns with Grindl — 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 Grindl.
Rhythm: Grindl is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.