going in or turned towards direction opposite to that previously stated. Setting that makes the vehicle go backward. To change back to a previous or normal condition.

Knowing someone as a friend, or closely.

Be able to trust; rely on..

make ready for use or consideration.

officially compulsory, or otherwise considered essential. To need something, to make it necessary.

likely or prone to be affected by. conditionally upon. The person or thing that does the action of a verb. To cause to suffer or experience something.

person who is studying at university or other place of higher education. People studying at school.

using thought or rational judgement. Thoughts behind an idea, opinion or belief. To have an idea, opinion or belief about something.

successfully bring about or reach desired objective or result.

make ready for use or consideration.

An exceedingly great area or degree.

particular procedure for accomplishing something. (Organized and planned) ways of doing some things.

Part of something shared that belongs to a whole. To separate something to divide among people.

person who is studying or has expert knowledge of one or more of natural or physical sciences. People who are trained in a science.

for reason that.