essential. basic requirements of life.

dark area or shape produced by body coming between rays of light. Areas of darkness that are caused by blocked light. To cover something with shade.

Reluctant or slow moving. To feel that progress or time is moving slowly.

typical of class, group, or body of opinion. Typical example of a particular category.

part of face above eyebrows.

first or earliest. earliest form of something.

best part of a period or event. Best or most interesting parts of some things. To use a pen to mark places of interest in a book.

To act or speak for another person or other people.

carefully choose as being best or most suitable.

Act of freeing someone from a duty or burden. To allow to leave a jail, cage, etc.; let out.

taking of sample or samples. To try (e.g. food), to see if you like it.

as alternative or substitute.

correct in all details.

Picture showing something in a particular way.

constituting result found by dividing total amount. number expressing the central or typical value in a set of data. amount to or achieve as average rate or amount over period of time.