Gennett sits next to 3 phonetic neighbors — Jeanette, Jennett, and Janet are the closest matches by sound. Most share Gennett's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"God is gracious"
"modern variant of Majella"
"little fortress, little stronghold"
"Wealth, honor"
"elf-friend, friend of elves"
"good, excellent"
"victory, conqueror"
"invented blend of classical sounds"
"noble, of noble kind"
"Dorian woman, from the Dorian people"
"young girl, lass"
"Possibly a diminutive of Genoveva (noble woman) or variant of Janel..."
"king"
Similar sound: These names share phonetic patterns with Gennett — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew origins, giving them the same cultural heritage as Gennett.
Rhythm: Gennett is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.