Made of various elements. distinct compound or substance.

each of upper and lower folds of skin which cover eye. The skin that covers the eyes when you close them.

To give someone a shock or surprise.

expressive. what is meant by word, text, etc.. To intend to do something in particular.

forming or viewed as unit apart or by itself. individual items of clothing suitable for wearing in different combinations. cause to move or be apart.

object for holding or transporting something.

in state of sleep. fact or state of being asleep. To rest your body in bed, as at night time.

device for examining, reading, or monitoring something. Machines that copies, reads, or records data.

small arthropod animal that has six legs and generally one or two pairs of wings. Small animals with 6 legs, such as bees or ants.

action of observing carefully. Practices of performing actions required by rules.

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

in similar way.

group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding. Subsections of a genus (of plants, animals).

Substance in coffee, etc. that keeps you awake.

conducting oneself in specified way. To react in a particular way in a given case.