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Avoid vs Prevent: What's the Difference?

B1 Verbs

What's the Difference?

Avoid means to stay away from something, while prevent means to stop something from happening.

Memory Tip: avoid = sidestep, prevent = block

avoid has /ɔɪ/, prevent has /ɪˈvɛnt/

avoid /əˈvɔɪd/

verb
To keep away from something or someone.
Example:
If you want to avoid traffic, you should leave the house earlier than usual.
Common patterns:
avoid doing something avoid someone
avoid →

prevent /prɪˈvɛnt/

verb
To stop something from happening.
Example:
If you take this medicine, it will help prevent the flu.
Common patterns:
prevent accidents prevent illness
prevent →

Common Mistakes

We should avoid the fire from spreading by using water.
We should prevent the fire from spreading by using water.
Prevent is correct because it means to stop the fire from spreading.
I try to prevent junk food, but it's hard.
I try to avoid junk food, but it's hard.
Avoid is correct because it means to stay away from junk food.

Quick Practice

0/2 correct
1. If you want to ____ traffic, you should leave the house earlier than usual.
2. If you take this medicine, it will help ____ the flu.

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