SMELL OF, WARD OFF

smell of = have a particular smell

 examples:

• His breath smelled of cigarettes.
• His breath smelled of beer.
• You smell of perfume. Are you going out?
• You haven't been drinking? The whole room smells of alcohol!
• I have just had a bath and the bathroom smells of this wonderful soap I used.
• The soup smelled deliciously of herbs.

ward off = keep something unpleasant away

examples:

• Our dogs ward off unwanted visitors.
• I can't ward off mosquitoes in the summer. They are all over me.
• He started hitting her and she put her hands up to ward off the blows.
• He takes pills to ward off depression.
• I can't ward off this bad feeling.
• The last time you fell off your bike you hurt your head. Wear a helmet this time to ward off danger.