each

ad

every one by itself

early

ad

at or near the beginning, especially the beginning of the day; opposite late

earn

v

to be paid in return for work done

earth

n

the planet we all live on; the ground or soil

earthquake

n

a sudden, violent shaking of the earth's surface

ease

v

to reduce; to make less difficult

east

n

the direction from which the sun rises

easy

ad

not difficult; not hard to do

eat

v

to take food into the body through the mouth

ecology

n

the scientific study of the environment and links among living and material things

economy

n

the system by which money, industry and trade are organized

edge

n

the line where something ends or begins

education

n

the act of teaching

effect

n

the result or change caused by something ("The storm had a serious effect on the economy.")

effort

n

an attempt; the work necessary to do something

egg

n

the rounded object containing unborn young produced by female birds, fish or reptiles; a single cell in a female person or animal that can develop into a baby

either

ad

one of two, but not the other

elect

v

to choose by voting

electricity

n

a form of energy that flows through wires to provide heat and light, and power to machines

embassy

n

the offices of an ambassador and his or her assistants

emergency

n

an unexpected and dangerous situation demanding quick action

emotion

n

a strong feeling such as love, hate, fear or sadness

employ

v

to give work in return for wages

empty

ad

having nothing inside

end

v

to stop; to finish

enemy

n

a person opposing or hating another; a person or people of the other side in a war

energy

n

power used to do work, usually with machines; the ability and willingness to be active

enforce

v

to make something be done

engine

n

a machine that uses energy to cause movement or to do work

engineer

n

a person who designs engines, machines, roads, bridges or railroads

enjoy

v

to be pleased or satisfied by something

enough

ad

as much as necessary

enter

v

to come or go into

environment

n

all surrounding things, conditions and influences that affect life; the natural world of land, sea, air, plants and animals

envy

n

strong desire for something that another person has

equal

ad

the same in amount, size, weight or value; having the same rights

equipment

n

things, tools or machines needed for a purpose or activity

escape

v

to get free; to get away from; to get out of

especially

ad

more than others ("We liked the food, especially the fish.")

establish

v

to bring into existence; to create

estimate

v

to form an opinion about a value, size or amount using less than complete information

ethnic

ad

of or concerning people belonging to a large group because of their race, religion, language, tribe or where their ancestors lived

evaporate

v

to change from a liquid into a gas

even

ad

in a way not thought possible ("They survived, even though the building was destroyed.")

event

n

that which happens, especially something of importance

ever

ad

at any time; for all time

every

ad

each one; all

evidence

n

material or facts that prove something; a reason for believing

evil

ad

not good; extremely bad

exact

ad

having no mistakes; correct in every detail

examine

v

to study closely

example

n

a part that shows what the rest of a thing or group is like

excellent

ad

extremely good

except

prep

but for

exchange

v

to trade; to give or receive one thing for another

excuse

v

to take away blame; to pardon; to forgive

execute

v

to kill

exercise

n

an activity or effort for the purpose of improving the body or to stay in good health

exile

v

to force a person to leave his or her country; to expel

exist

v

to be; to live

expand

v

to make larger; to grow larger

expect

v

to think or believe that something will happen; to wait for an event

expel

v

to force out; to remove from; to send away

experience

v

to live through an event, situation or condition ("She experienced great pain.")

experiment

v

to test

expert

n

a person with special knowledge or training

explain

v

to give reasons for; to make clear; to tell about; to tell the meaning

explode

v

to break apart violently with a loud noise, like a bomb

explore

v

to travel in a place that is not well known to learn more about it; to make a careful search; to examine closely

export

v

to send to another country

express

v

to say clearly

extend

v

to stretch out in area or length; to continue for a longer time

extra

ad

more than normal, expected or necessary

extreme

ad

more than the usual or accepted