shoe, shoo

Shoe or shoe means footwear, singular ( only one )--
He had a nail in his shoe, and had to stop to remove it.
"One, two, buckle my shoe..."

Shoo or shoo ( rhymes with shoe ) means to cause or force a cat, dog, or some other animal to leave a house, a room, or another place--
Shoo the cat away from the stove; I'm cooking.
Shoo! You're being a nuisance!

Now that you know that, you can say--
"He tried to shoo the barking dog away by throwing a shoe at it."

Note--the plural of  "shoe" is "shoes" ( pronounced shooze ) or "a pair of shoes"--
My shoes got wet in the rain.
Not to be confused with "shoos" ( rhymes with shoes ), the third person singular ( he, she, it ) form of "shoo"--
She shoos that cat away every day, but it keeps coming back.