action of helping or doing work for someone. To maintain a piece of machinery so it runs well.

communication over distance by cable, telegraph or broadcasting. Systems used in transmitting messages.

verbal written or recorded communication. Pieces of information that are told/given to someone. To communicate using text.

To welcome someone as a guest into your home.

Act of referring to or talking about something. To refer to or talk or write about something.

person or thing that provides something. Companies or group that offer a particular service.

having or relating to system of government in which several states form unity but remain independent in internal affairs.

person who buys goods or services from shop or business. People who buy goods or services from a business.

building or room containing books etc.. Places where books and other media are kept.

Book issued to holders of checking accounts.

rise in size, amount, or degree of something. Amount something grows by. become or make greater in size or degree.

Having a very bad taste. To cause a strong negative reaction or feeling.

allow or enable to escape from confinement.

not same as another or each other.

That surprises you; not expected. Something unexpected that slightly shocks you. To do something that another person didn't expect.