to replace
To replace something means to put something else in its place.
When something gets old and begins to break down, it may need to be replaced.
When a person leaves a company, the person may need to be replaced by someone else.
The person who replaces someone is the person's replacement.
to tear down
To tear something down means to break it apart.
To tear a person down means to hurt them by saying negative things about them.
It may take a long time to tear down a big building.
When the old school building was torn down, it was replaced by a hotel.
to construct
To construct something means to build it, or put it together.
Large construction projects include buildings, bridges, and organizations.
The opposite of constructive, is destructive.
The earthquake destroyed several buildings and left many people without homes.
Destructive comments in a discussion can be very negative and cause bad feelings.
to organize
To organize something means to arrange things in an orderly, logical way.
An organization is something that has a logical structure, such as a well-managed company.
Some people are poorly organized, so they have a hard time finding things.
An event or party can be well organized, poorly organized or completely disorganized.
to support
To support something such as an idea is to help add strength to it.
The opposite of support is to undermine or weaken.
If you support someone, it means you are trying to help them succeed.