Word library
8,130 words, searchable by word, definition, part of speech, and CEFR level.
Unpleasant and irritating, especially describing a sound or a person's manner.
A feeling of being thankful for something someone has done.
Done without any good reason or need, especially describing violence or offensive content.
A hole dug in the ground to bury a dead body.
Very serious, especially in a way that causes worry or concern.
Small, loose pieces of stone, often used to cover paths or roads.
The force of attraction that draws objects with mass toward one another.
Relating to gravity, the force that pulls objects towards each other, especially towards the centre of a planet.
A fixed number used in physics to calculate the strength of the gravitational force between two objects.
A measure of the force of gravity acting on each unit of mass at a given point.
The force by which a large object, such as a planet, attracts smaller objects toward it.
The force that pulls objects toward the center of the Earth or another large body.
A color between black and white, like the color of clouds before rain.
Very good, or unusually large in size or amount.
Best or most important of all, used when comparing three or more things.
Having the color of fresh grass or leaves.
An area of undeveloped land, often farmland or open countryside, that has never previously been built on.
A glass or plastic building used to grow plants in a controlled, warm environment.
The process by which gases in the atmosphere trap heat from the sun and warm the planet's surface.
A gas, such as carbon dioxide or methane, that traps heat in the earth's atmosphere and contributes to global warming.
To welcome someone with words or a gesture when meeting them.
Enjoying the company of other people and seeking out social situations.
The past form of "grow", meaning increased in size or age.
Having the colour that is a mix of black and white.
A pattern of crossing lines forming squares, or a network of cables that supplies power across a region.
A situation in which traffic is completely unable to move, or a state where no progress can be made.
A formal complaint about being treated unfairly.
Extremely serious or severe, especially describing harm, pain, or wrongdoing.
A store that sells food and household items, or, in the plural, the food items themselves.
Very unpleasant or disgusting, or, in a different sense, referring to a total amount before anything is subtracted.
The total value of all goods and services produced within a country in a given period, usually a year.
A measure of a country's total economic output, including income earned abroad by its residents and companies.
The solid surface of the Earth.
Introducing new ideas or methods that hadn't been tried before.
A research method that builds a theory directly from patterns found in collected data, rather than testing a theory decided in advance.
Water that is found underground, held within soil and rock.
A number of people or things that are together or belong together in some way.
To complain about something in a persistent, grumbling way.
A small group of trees growing close together, often of the same kind.
To behave in an excessively humble or submissive way toward someone, often to win their forgiveness or favor.
To increase in size, amount, or age over time.
Increasing in size, amount, or degree.
A low, rough sound made in the throat, often by an angry or threatened animal.
The process of increasing in size, amount, or development over time.
Easily annoyed and bad-tempered.
A firm promise that something will happen or be true, or a written agreement to fix or replace something if it fails.
A person whose job is to protect or watch over a place or person.
A person legally responsible for the care of someone who can't care for themselves, especially a child.