Ganell sits next to 4 phonetic neighbors — Janelle, Chanelle, and Genell are the closest matches by sound. Most share Ganell's American-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"modern coinage with melodic -nell suffix"
"powerful ruler"
"bold as a bear"
"gladness, delight"
"Olive tree; peace; a variant of Olivia"
"oath"
"forest dweller"
"grove of poplar trees, tree-lined avenue"
"lily flower, night"
"God is gracious"
"twin"
Similar sound: These names share phonetic patterns with Ganell — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have American origins, giving them the same cultural heritage as Ganell.
Rhythm: Ganell is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.