U (a)   is a device for protection against the rain.

A (a)   is a device, machine, or piece of equipment.

R (a)   is a piece of kitchen equipment that uses electricity to preserve food at a cold temperature.

C (a)   is a very small piece of semiconductor, especially in a computer.

A (a)   means to change, or to change something, to suit different conditions or uses.

K (a)   means understanding of or information about a subject that you get by experience or study.

L (a)   means to become less dark.

V (a)   means to use a cleaner to collect dust, dirt, etc.

M (a)   is an important job, especially a military one.

P (a)   is an extremely large, round mass of matter, such as Earth or Mars.

S (a)   is an expert who studies or works in one of the sciences.

H (a)   is providing conditions that are good enough to live in or on.

A (a)   is the mixture of gases around the earth.

C (a)   is a country or area controlled politically by a more powerful country that is often far away.