organ that removes urea, excess water, and other waste products from the blood and passes them to the ureter

organ that makes bile to break down fats; also filters poisons and drugs out of the blood

thinking outside the box

(n.) nearness, closeness

below

above

to give

See image

A substance that helps prevent tooth decay

possible results or effects of an action or a decision

the action of explaining the meaning of something

thick

quick to recover

A negative emotional state that occurs when one is prevented from reaching a goal.

not express your feelings

walk on your toes so you are not heard

to stand up to; to face boldly

floor covering consisting of a piece of thick heavy fabric (usually with nap or pile)

not to be denied; cannot be questioned

to forcibly place upon

have an unexpected and undesired effect

change

moan about

A zone separating two states in which neither state exercises political control.

to accumulate

clarify by giving an example of

away from the audience

to lift up

ability to think

a person who resides or is present in a house, vehicle, seat, place etc., at a given time

A decline in the amount of light reaching the earth's surface because of increased air pollution, which reflects more light back into space.

A sudden, involuntary urge to do something

lasting or expected to last for a long time

to give food, power, news

unjustifiable negative behavior toward a group and its members

tube-shaped organs through which most nutrients and water are absorbed from food

open sore or lesion in the skin or mucous membrane

A turbine that converts wind energy into electricity

very great or intense

a risky act or venture

not usual, not typical, strange

Unable to get better

motherhood

to resent another's success; to envy

looking back

to run faster than someone or something else

the moving of goods or people from one place to another

accept without any questions

something that is harmful or dirty

illness

to defeat

disorder

banish

(adj., part.) about to happen, hanging over in a menacing way

unimportant; insignificant

excused

agree to do sth