vintageluvs's list "Jazzy Nicknames" of 20 great name ideas: Cab - Sharkey!

Jazzy Nicknames

Even for lovers of Cab (born, yes, Cabell) Calloway's music, the connection to 'Taxi!' is too strong.

Cannonball

Chink

Conte

Cornbread

Dizzy

Fats

Frog

Hoagy

Spunky old vaudeville era nickname name suddenly sounds new again. 

Mezz

Monk

Mutt

Nappy is an uncommon masculine name that may have multiple origins. It could be a diminutive of Napoleon, the name of the famous French emperor, or possibly a nickname derived from other names beginning with 'N'. In some contexts, the name might relate to the Italian name Napoleone or be a variation of Napier, an old Scottish surname. The name has a friendly, approachable quality with its short, cheerful sound. While rare in formal usage, it has an informal charm that might appeal to parents seeking a distinctive nickname-style name. Cultural sensitivities should be noted as the word has different meanings in various English dialects, including some potentially negative connotations in American English.

Nappy

Just the kind of old-fashioned nickname coming back into style. 