gladly received. used to greet someone in polite or friendly way. Friendly greeting to someone who has arrived. To greet someone who has just arrived.

situated beneath surface of ground. beneath surface of ground. group or movement organized secretly to work against existing regime.

Creating interest, happiness or pleasurable fear. To make someone feel happy, interested or eager.

(E.g. of a temperament) easily angered; violent.

Best liked or most enjoyed. A thing that someone likes best or enjoys most.

What you ask about; issue. To ask for or try to get information.

person who is studying or has expert knowledge of one or more of natural or physical sciences. People who are trained in a science.

fossil reptile of Mesozoic era. Reptile that lived millions of years ago.

person with whom one spends time. People who keep you company, goes out with you. accompany.

of period before written records.

mountain or hill from which lava, rock fragments, hot vapour, and gas are erupted.

Of practical use of machine/science in industry. undefined.

Way in which two or more things are connected.

relating to or found on surface of something. Outside or upper layer of something. rise or come up to surface of water or ground.

To move closer on all sides of something.