Exo
[ˈɛksoʊ]Background Story
The sources checked record Exo only as the name of a South Korean-Chinese boy band formed by SM Entertainment in 2011 and debuted in 2012, not as a personal name.
Temperament

Related Names
Foggy
English word for obscured by mist or fog; recorded as a rare given name in English
Ice
English word for frozen water, a crystalline solid
Icy
From icy, meaning frozen or covered with ice
Kosmik
Lazer
Yiddish variant of Eliezer
Moondust
Nox
Latin for "night"; also the Roman goddess of the night
Phantom
A ghost or spirit; from Greek phantasma.
Zylon
An English trademark name for a synthetic fibre also called PBO.
Ash
Short form of Ashley, or the English word for the ash tree or fire residue