likely or prone to be affected by. conditionally upon. People who take part in experiments or tests. cause or force person or thing to undergo.

process of making something physically more secure or stable.

area of land held by lease. To have a specific quality or property.

Thing that is more important/urgent than others.

That is likely to happen or be true.

To move something using air.

in opposition to.

cause, explanation, or justification for action or event. Explanations for why some things occurred or was done. To think and make conclusions in a logical manner.

anniversary of day on which person was born.

To remove from a contest by beating them.

each of pair of hinged panels fixed inside or outside window that can be closed for security or privacy. close shutters of.

Equal and meeting the needs of both sides. expression or function so related to another that their product is unity.

Having power or authority.

Larger in size or number.

set of circumstances in which one finds oneself.