To become thinner or less wide.

action of notifying person or thing.

Science to take into and retain in other substance.

Set of questions in a text book. To retain your ability or practice your skills.

Used before you explain something simply, clearly.

To press something, such as a button or switch.

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.

Long hole dug in the ground, e.g. to move water. To send (e.g. money) to a certain place or person.

advantage or profit gained. Good results or effects, something advantageous. To have a good effect or be helpful.

To make clear or easy to understand by describing.

To make, cause, or bring into existence.

achieving maximum productivity with minimum wasted effort or expense.

making short, sharp sound. To press a computer mouse.

actual application or use of idea. To live according to the teachings of a religion.