You might yell at your children saying "Knock it off!" You might scream "Keep trying!", "Keep it up" or "Keep going!"
kick it is shouted at a soccer game
At a soccer game people shout "Kick it!". It begins with the letter k.
Kicks begins with "k" and the 4th letter is "k".
Kerplunk is a funny word. It begins with the letter k.
Ketchup
Kidney is a biology word. It begins with K.
kindhearted
KANGAROO
kneading
koala
kick
The five letter word is kilts