The two girls are believed to have died as a result of ...... (suffocate) caused by exhaust fumes.

We really need to air the room more often. It's ...... (suffocate) in here.

Some people claim that a marriage can be quite ...... (suffocate) if the couple have nothing to say to each other anymore.

The patient has been put on ...... (medicine) for bad blood pressure.

I'm having a regular ...... (medicine) examination this Friday at 2.00 pm.