Cleo, one of the few girls' names to boast the cool-yet-lively o ending, is of course short for Cleopatra, the name of one of the most powerful women in history.

Hallie -- it rhymes with alley and is not to be confused with Halle or Hailey or Holly -- is one of those comfy nicknamish names that are in favor in these complicated times.

Avalon, an island paradise of Celtic myth and Arthurian legend--it was where King Arthur was taken to recover from his wounds-- and also the colorful capital of the California island of Catalina-- makes a heavenly first name. Actress Rena Sofer and British musician Julian Cope used it for their daughters.

Dottie and Dot are old Dorothy nicknames that some cutting-edge Brits are bringing back to fashion. It's been half a century since Dottie ranked on its own in this country, one of those nickname names that flourished in the 1890's.

Akin to Ada, Adeline, and Adele, Adalie is one of many names to derive from the Old German element adal. Musical and lively, and less popular than its many of its sisters, Adalie was given to around 160 girls in a recent year. An obscure choice until the 2000s, Adalie saw increased usage in the US in 2012, around the time as other Ad- names were beginning to really trend.