Not of the same kind; unlike other things. alter coat of arms.

going in or turned towards direction opposite to that previously stated. Setting that makes the vehicle go backward. To change to an opposite state, way or condition.

Not commercially motivated; charitable. non-profit organization.

action of teaching person or animal particular skill or type of behaviour. To cause a plant to grow a certain way by cutting.

The area you can park your car. To stay still without moving.

thing offered as gift. To say you are willing to do something.

Taking too many drugs, so that you might die. take overdose of drug.

change resulting from cause. Tricks used in films to make an event seem real. cause something to happen.

account given of particular matter. Official statements about some things. To write in a newspaper or speak on a news program.

Biggest.

persist in activity.

used to refer to person being addressed.

engaging in speech. action of talking. To make a formal speech about something.

drug or other form of medicine that is used to treat or prevent disease.

of nature of epidemic. Something that spreads suddenly and widely.