look quickly and secretly at sth, esp. through a small opening

(adj.) easy to do or understand; not complicated

a long narrow strip of ground with a hard surface that an aircraft takes off from and lands on

a sudden serious and dangerous event or situation which needs immediate action to deal with it

to look at sth quickly and secretly because you should not be looking at it

detailed of a machine, building, etc. that shows its size, shape and measurements

seeming likely to cause you harm or danger

not behaving or done with confidence

a piece of land with new buildings on it

look directly at sb for a long time, usually in an angry way

done secretly, without approval

look, smile, etc. in a particular direction

behaving in a way that shows that you want to keep sth secret and do not want to be noticed

strong, hard and unfriendly

angry and aggressive in a way that is frightening

openly refusing to obey sb/sth in an aggressive way

remaining strong and determined, even in a difficult or dangerous situation

behaving in a secret and sometimes dishonest or unpleasant way

sth important, interesting or typical of a place or thing

the process of using information you have in order to understand a particular situation or to find the answers to a problem

frightening in a way which makes a person feel less confident

showing strong interest and attention

the curved piece of glass or plastic in a camera or telescope that makes things look larger, smaller or clearer

a flat part at the side of a road for people to walk on

making you feel very nervous and worried

the act of giving a person or an animal a substance that is put into the blood and that protects the body from a disease

completely wet

an unusual or important place or thing you can see

a building in which horses are kept

making sth clean by removing substances that are dirty, harmful or not wanted

very large esp. used to talk about prices, amounts, etc

being very careful; taking no risks

a dangerous disease caused by the bite of some types of mosquito

area consisting of houses rather that factories or offices

a small round solid piece of medicine that you swallow

a vehicle with special equipment, used for taking sick or injured people to a hospital

to signal to the driver of a vehicle to stop by waving at them

to mention sth in order to give sb information about it or make them notice it