Jolie is as pretty as its literal meaning; nowadays it is also seen as a girls’ name, via Angelina for whom Jolie was originally her middle name.

Io may be one of the slightest names in the book, but there aren't many two-letter names with as much substance as this Greek mythological example. Io, a name used for the largest moon of Jupiter, was in classic myth raped by Zeus and escaped from him by changing herself into a cow.

Azure is a colorful gender-neutral choice, currently used equally for baby girls and boys in the US. It refers to a specific shade of blue seen in a cloudless sky. Elon Musk revealed Azure to be the name of his daughter with Shivon Zilis, twin sister to Strider.

Musical term with a lot of energy.

There's definitely a cold front of names for winter babies moving in, with Summer, Spring and Autumn giving way to Winter--plus North, January, Frost--and Snow. This name feels brisk, fresh, pure, evocative -- and magical. A haunting middle name choice.

Mauve is an offbeat color name whose soft and sentimental Victorian spirit is conveyed by the name. One of the newer color names like Blue, Gray and Plum that are increasingly being used as novel middle names, Mauve has the added benefit of being similar to stylish Maeve and classic Maude.

Subtract the last two letters of Arnold, and you're left with a much more modern-sounding name. Arno is also the name of the main river in Florence, upon which sits the famed Ponte Vecchio. The Italian river name means "flowing water".

Bijou is a name that lives up to its definition -- a real jewel. Warning: not unheard of on poodles' dog collars. Actress Bijou Phillips is its best known bearer. It can also be spelled Bijoux.

Rich purplish red color choice that may gain favor along with Claire, though the wine connection can't be ignored.

A shiny and sylvan choice, this sleek yet spirited name feels familiar yet is rarely used.

Wonderful nickname name most often associated in this country with Dutch modernist painter Mondrian. Pronounced PEET.