a society that is well-organized and developed

to slowly develop

the study of ancient societies by examining what remains of their buildings,graves,tools, etc

A group of states or territories controlled by one ruler

an attack by an armed force to conquer another country

very old

a following of one thing after another in time

an object made from a hard material, especially stone or metal, to look like a person or animal

the leader of a country

relating to or belonging to the armed forces

to put something somewhere carefully

to put a dead body into the ground

to harm or spoil something

to speak angrily to someone, telling that person that you disagree with them

to say that something is true or is a fact, although you cannot prove it and other people might not believe it

to put something or someone in a place where that thing or person cannot be seen or found, or to put yourself somewhere where you cannot be seen or found

happening or starting from a short time ago

to not feel certain or confident about something or to think that something is not probable:

to leave a place or person secretly and suddenly

a large building with various connected rooms or a related group of buildings

a piece of planned work or an activity that is finished over a period of time and intended to achieve a particular purpose

to produce goods in large numbers, usually in a factory using machines

to guess or calculate the cost, size, value, etc. of something

a length of time:

to keep something as it is, especially in order to prevent it from decaying or being damaged or destroyed

the act of analysing something

a particular way of doing something

to break up and move soil using a tool, a machine, or your hands

to say or write something, especially clearly and carefully