Word library
8,130 words, searchable by word, definition, part of speech, and CEFR level.
A collection of valuable things, such as gold, jewels, or money.
Something special, such as food or an activity, given or done to please someone.
A formal, written agreement between two or more countries.
A tall plant with a wooden trunk, branches, and leaves.
To shake slightly, often from fear, cold, or weakness.
Extremely large, powerful, or impressive in size or degree.
Shaking slightly, especially from fear, weakness, or excitement.
Expressed in a clear, forceful, and often incisive way that cuts to the point.
A general direction in which something is developing or changing over time.
A feeling of fear or anxiety about something that may happen.
A shape with three straight sides and three angles.
A method of finding an exact location by measuring angles to it from two or more known points.
A group of people who share the same language, customs, and often ancestry.
A smaller river or stream that flows into a larger river.
A clever or skillful action meant to fool, entertain, or deceive someone.
Describing the idea that benefits given to wealthy people or large businesses will eventually spread down to everyone else.
The past form of "try".
Of little importance or value; trivial.
An equation involving sine, cosine, tangent, or related functions that holds true for every possible value of the angle.
The branch of mathematics that studies the relationships between the angles and sides of triangles.
A journey to a place and back, often for pleasure or a specific purpose.
Overused and unoriginal to the point of being boring.
A great victory or success, often achieved after a struggle.
A brass musical instrument with a long sliding tube that changes the pitch of the notes.
A recurring theme, image, or type of character that appears often across a genre.
A position in a food chain, grouping organisms by how many steps of feeding separate them from the original energy source.
The passing of energy or a substance, such as a pollutant, from one level of a food chain to the next as animals eat each other.
An object, often a cup or statue, given as a prize for winning a competition.
One of the two lines of latitude, the Tropic of Cancer or the Tropic of Capricorn, that mark the boundaries of the warmest region of the Earth.
Relating to the hot, humid regions near the equator.
A dense forest found in hot, wet regions near the equator, home to an especially wide variety of plants and animals.
The hot regions of the world near the equator.
The lowest layer of the Earth's atmosphere, where nearly all weather occurs.
A problem, difficulty, or situation that causes worry.
A long, narrow container that holds food or water for farm animals; also the low point between two waves or peaks.
A piece of clothing that covers the body from the waist down, with a separate part for each leg.
A small hand tool with a pointed blade, used for digging small holes or planting.
A large vehicle used for carrying goods or heavy loads.
Eager or quick to argue or fight; aggressively defiant.
Correct or matching the facts, not false.
In a real, sincere, or complete way.
A brass musical instrument played by blowing air through a mouthpiece.
To shorten something by cutting off part of it.
The thick main stem of a tree that the branches grow from.
A firm belief that someone or something is honest and reliable.
The quality of being true, or a fact that is actually correct.
To make an effort to do something.
The historical title of the emperor of Russia before the 1917 revolution.