in the most essential, important, and complete way
A person with fair skin should basically avoid too much exposure to the sun. Too much sunlight could be quite harmful to them.

out of the limits of
The road continues beyond the village up into the hills.

to go from one place to another
We crossed the river in a small boat.

the act or result of releasing dirty or dangerous substances into an environment
Do you think recycling will prevent pollution?

to make something smaller in size, amount, or level
This pill will reduce your pain.

used to emphasis the degree of something
There was a terrible fire that destroyed 2,000 homes.

the act of moving something from one place to another
This city has a good transportation system.