Otis sits next to 4 phonetic neighbors — Otto, Lotus, and Clovis are the closest matches by sound. Most share Otis's German-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"wealthy, prosperous"
"Possibly a diminutive of Genoveva (noble woman) or variant of Janel..."
"coal black, dark-complexioned"
"farmer, earth-worker (from George)"
"fortunate warrior"
"diminutive term of endearment"
"little fortress, little stronghold"
"Dorian woman, from the Dorian people"
"good; well; true"
"Praise, offering"
"elf-friend, friend of elves"
"modern variant of Majella"
Similar sound: These names share phonetic patterns with Otis — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old German origins, giving them the same cultural heritage as Otis.
Rhythm: Otis is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.