cover /ˈkʌvər/ (verb) to place something over or in front of something in order to hide, protect or decorate it Example: Will my medical insurance cover this surgery?
minimize /ˈmɪnɪmaɪz/ (verb) to reduce something, especially something bad, to the lowest possible level Example: The shipping staff minimized customer complaints by working overtime to deliver the packages quickly
prohibit /prəˈhɪbɪt/ (verb) to stop something from being done or used especially by law Example: The policy prohibits smoking on school grounds.
prevent /prɪˈvent/ (verb) to stop somebody from doing something; to stop something from happening Example: By encouraging teenagers not to smoke, doctors are hoping to prevent many cases of cancer
deliberate /dɪˈlɪbərət/ (adjective) done on purpose rather than by accident Example: She spoke in a slow and deliberate way.
pollution /pəˈluːʃn/ (noun) the process of making air, water, soil, etc. dirty; the state of being dirty Example: Water pollution is becoming more serious now.
complaint /kəmˈpleɪnt/ (noun) a reason for not being satisfied; a statement that somebody makes saying that they are not satisfied Example: You have no grounds for complaint.
reduce /rɪˈduːs/ (verb) to make something less or smaller in size, quantity, price, etc.; to become less or smaller in size, quantity, etc. Example: Doctors will always try to reduce the temperature of patients with fever.
row /rəʊ/ (noun) a number of people standing or sitting next to each other in a line; a number of objects arranged in a line Example: The wind dropped, so we had to row the boat back home.
leaf /liːf/ (noun) a flat green part of a plant, growing from a stem or branch or from the root Example: The leaves on the trees were beginning to turn from green to orange.
spray /spreɪ/ (noun) very small drops of a liquid that are sent through the air, for example by the wind Example: Champagne sprayed everywhere.
garbage /ˈɡɑːrbɪdʒ/ (noun) waste food, paper, etc. that you throw away Example: Don't throw garbage into the river.
persuade /pərˈsweɪd/ (verb) to make somebody do something by giving them good reasons for doing it Example: You should talk to your teacher. I think she can persuade your parents.
environment /ɪnˈvaɪrənmənt/ (noun) the natural world in which people, animals and plants live Example: We have to protect our environment.
provide /prəˈvaɪd/ (verb) to give something to somebody or make it available for them to use Example: He provides food for the poor on Sunday mornings.
fence /fens/ (noun) a structure made of wood or wire supported with posts that is put between two areas of land as a boundary , or around a garden, field, etc. to keep animals in, or to keep people and animals out Example: There is a white fence around his house.
wrap /ræp/ (verb) to cover something completely in paper or other material, for example when you are giving it as a present Example: The book is carefully wrapped.
flow /fləʊ/ (noun) the steady and continuous movement of something/somebody in one direction Example: She tried to stop the flow of blood from the wound.
dump /dʌmp/ (verb) to get rid of something you do not want, especially in a place that is not suitable Example: People here have to suffer a disgusting smell from a garbage dump.
fine /faɪn/ (adjective) in good health Example: I am fine.
sand /sænd/ (noun) a substance that consists of very small fine grains of rock. Sand is found on beaches, in deserts, etc. Example: They mix sand and cement to make mortar.
mass /mæs/ (noun) a large amount of a substance that does not have a definite shape or form Example: A mass of clouds covered the sun.
fly /flaɪ/ (verb) to move through the air, using wings Example: This bird cannot fly.
creature /ˈkriːtʃər/ (noun) a living thing, real or imaginary, that can move around, such as an animal Example: Merlion which is a creature with the head of a lion and the body of a fish is the symbol of Singapore.
spoil /spɔɪl/ (verb) to change something good into something bad, unpleasant, etc. Example: The worms spoiled the apples.
pesticide /ˈpestɪsaɪd/ (noun) a chemical used for killing pests , especially insects Example: vegetables grown without the use of pesticides
respiratory /ˈrespərətɔːri/ (adjective) connected with breathing Example: Living in the polluted environment can cause some respiratory diseases.
deforestation /ˌdiːˌfɔːrɪˈsteɪʃn/ (noun) the act of cutting down or burning the trees in an area Example: There has been rising deforestation recently.
pollute /pəˈluːt/ (verb) to add dirty or harmful substances to land, air, water, etc. so that it is no longer pleasant or safe to use Example: People should not pollute their environment.
recycle /ˌriːˈsaɪkl/ (verb) to treat things that have already been used so that they can be used again Example: We can recycle waste paper.
trash /træʃ/ (noun) things that you throw away because you no longer want or need them Example: Don't throw trash on the street.
folk /fəʊk/ (noun) people in general Example: My father only likes to hear folk songs.
questionnaire /ˌkwestʃəˈner/ (noun) a written list of questions that are answered by a number of people so that information can be collected from the answers Example: Please complete this questionnaire and return it to us.
reuse /ˌriːˈjuːz/ (verb) to use something again Example: These milk bottles can be reused.
achieve /əˈtʃiːv/ (verb) to succeed in reaching a particular goal, status or standard, especially by making an effort for a long time Example: He had finally achieved success.
complain /kəmˈpleɪn/ (verb) to say that you are annoyed, unhappy or not satisfied about somebody/something Example: He is always complaining about everything.
disappointed /ˌdɪsəˈpɔɪntɪd/ (adjective) upset because something you hoped for has not happened or been as good, successful, etc. as you expected Example: Critics were disappointed with his performance as King Henry.
dynamite /ˈdaɪnəmaɪt/ (noun) a powerful explosive Example: Using dynamite for fishing is illegal.
exhaust fume /ɪɡˈzɔːst fjuːm/ (noun) Example: There are too many exhaust fumes in the air.
foam /fəʊm/ (noun) a soft light rubber material, full of small holes, that is used for seats, mattresses , etc. Example: After drinking beer, there was foam on his moustache.
hedge /hedʒ/ (noun) a row of bushes or small trees planted close together, usually along the edge of a field, garden or road Example: This hedge is private.
junkyard /ˈdʒʌŋkjɑːrd/ (noun) a place where old cars, machines, etc. are collected, so that parts of them, or the metal they are made of, can be sold to be used again Example: Old cars have been moved to the junkyard in the south of the city.
litter /ˈlɪtər/ (noun) small pieces of rubbish such as paper, cans and bottles, that people have left lying in a public place Example: Please do not litter.
persuasive /pərˈsweɪsɪv/ (adjective) able to persuade somebody to do or believe something Example: His speech yesterday was not persuasive.
pump /pʌmp/ (verb) to make water, air, gas, etc. flow in a particular direction by using a pump or something that works like a pump Example: The heart pumps blood throughout the body.
raw sewage /rɔː suːɪdʒ/ (noun) Example: Many factories have discharged raw sewage into rivers.
rock /rɑːk/ (noun) the hard solid material that forms part of the surface of the earth and some other planets Example: There are dangerous rocks around the island.
sigh /saɪ/ (verb) to take and then let out a long deep breath that can be heard, to show that you are disappointed, sad, tired, etc. Example: She sighed with relief that it was all over.
spill /spɪl/ (verb) to flow over the edge of a container by accident; to make liquid do this Example: Coffee had spilled out of the cup onto the floor.
unpolluted /ˌʌnpəˈluːtɪd/ (adjective) that has not been polluted (= made dirty by harmful substances) Example: This river seems to be unpolluted.