jerk or jackass. Those were the only two I could think of
jolly or joyful
kewl
KO or kill
The Greek word Kyrios means lord or master.
KOREA
Some words starting with the letter K are:KiteKittenKryptonKitchenKalemiaKaratKnightKnitkindkookykilling
The Maori word for talk starting with a "k" and ending with an "o" is "kΕrero."
knowledge
kitten
Knock, knack
In txt language it means cool.
killing
kilter
kleptomaniacs