Aggravate
Cease
Coincide
Considerable
Humane
Intentional
Interference
Obnoxious
Unstable
Utilize

If you continue to talk in class, you might aggravate the teacher. Aggravate
You must cease coming to class late. Cease
This year, Ramadan coincides with the end of the summer. Coincides

The amount of money spent building the new hotel was considerable. Considerable
Sometimes when the weather is clear and there is no interference, I can listen to radio in Tehran. Interference
We must always be humane to animals. Humane
The police believe the fire was intentional, not accidental. Intentional
Some tourists can be loud and obnoxious. Obnoxious
The new Vista operating system still has bugs. It is unstable. Unstable
I am learning how to utilize Photoshop. Utilize