difficult
It's a difficult exercise.
short
It's a short coat.
clean
They're clean cars.
dirty
It's a dirty car.
easy
It's an easy exercise.
cheap
It's a cheap camera.
long
They're long jeans.
fast
It's a fast computer.
slow
It's a slow computer.
ugly
It's an ugly T-shirt.
big
It's a big house.
expensive
It's an expensive watch.