Dette sits next to 4 phonetic neighbors — Bette, Dot, and Dede are the closest matches by sound. Most share Dette's French-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"wealth, fortune (from Odette/Oda)"
"Americas iconic sports car (modern usage)"
"rag, cloth"
"Ing's raven, messenger of the peace god"
"stony place, rocky terrain"
"Meadow; from Norwegian engel (angel) or eng (meadow, pasture)"
"new day, day's glory"
Similar sound: These names share phonetic patterns with Dette — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old High German origins, giving them the same cultural heritage as Dette.
Rhythm: Dette is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.