Kley

Keen

English surname; also recorded as a feminine given name in Khakas

Kilo

English (American) given name; also a metric prefix denoting a factor of 10^3

Kole

A variant of 'coal' or 'black'.

Kool

Dutch patronymic surname, an archaic short form of Nicolaas

Agil

Recorded as a masculine given name in Azerbaijani

Apex

English word for the top or highest point of something

Arty

English, formed from Art with the suffix -y

Ashy

Blue

From the English word for the colour, via Norman French from a Frankish word

Burl

English burl, a rounded outgrowth on a tree trunk