Being what was wanted or needed. used to greet someone in polite or friendly way. Friendly greeting to someone who has arrived. To accept or receive something happily and gladly.

Having happened or been done before this time.

The way in which the parts of a system or object are arranged or organized, or a system arranged in this way. construct or arrange according to plan.

Sport where 2 teams try to kick a ball in a goal.

1000 million. thousand million.

Lack of friendliness toward another person. make distant in position or nature.

A digital recording (e.g. radio show) for download. make multimedia digital file available as podcast.

Height of something above sea level.

A backwards somersault.

particular form of something. create new version of.

person who is trained to travel in spacecraft.

in courteous, kind, and pleasant manner.

When one thing is replaced by another.