Word library
8,130 words, searchable by word, definition, part of speech, and CEFR level.
A large area covered with trees growing closely together.
A large natural region characterized by its forest ecosystem and the climate that supports it.
To prevent something from happening by acting first.
For all future time; without ever ending.
A short introduction to a book, often written by someone other than the author.
To lose or give up something as a penalty for a mistake or wrongdoing.
To shape metal by heating and hammering it, or, in a different sense, to create something, especially a strong relationship, through effort.
The crime of making a fake copy of something, such as money or a document, to deceive people, or the fake item itself.
To fail to remember something.
To stop feeling angry with someone for something they did wrong.
The act of no longer feeling angry toward someone for something they did wrong.
A utensil with prongs, used for picking up food.
Sad and lonely, especially because abandoned.
The shape or structure of something, or a document with blank spaces to fill in.
Suitable for official or serious occasions, and following accepted rules of behaviour or language.
A strict emphasis on form, structure, or established rules, especially in art, law, or mathematics.
The general way something is arranged, presented, or organized.
The process of creating or developing something, or the particular arrangement of a group of things.
An informal evaluation used during a course of learning to check progress and guide teaching, rather than to give a final grade.
Having previously held a particular position, or referring to the first of two things mentioned.
Impressively strong, capable, or difficult to deal with, often inspiring respect or fear.
A set method or rule for doing or making something, or a mathematical rule expressed in symbols.
The sum of the atomic masses of all the atoms shown in a compound's chemical formula.
To create or develop a plan, idea, or statement carefully.
To abandon or give up someone or something, especially permanently.
A structure, such as a wall or tower, built to defend a place.
To make something stronger, especially physically or emotionally.
Quiet courage that lets a person face pain or hardship without giving up.
A period of two weeks.
A large, strongly built structure designed to be defended against attack.
Happening by a lucky chance rather than by planning.
Used to say that something good happened, especially by luck.
A large amount of money or wealth, or the luck that determines what happens to someone.
The number equal to four tens.
A place, meeting, or online space where people discuss ideas or issues.
Toward the front, or in the direction ahead.
The preserved remains or trace of a plant or animal that lived a very long time ago, usually found in rock.
A fuel such as coal, oil, or natural gas that formed underground from the remains of ancient plants and animals.
The collected evidence of past life preserved as fossils in layers of rock.
To encourage the development of something, or to care for a child who is not your own.
The past form of "find", meaning discovered something after searching or by chance.
The base on which a building or structure rests, or the basic principles something is built upon.
A person who establishes an organization, institution, or business.
A structure that shoots water into the air, often found in parks or squares.
The number after three and before five.
The number after thirteen and before fifteen.
Coming after the third and before the fifth in a sequence.
A small, wild, dog-like animal with a pointed face and a bushy tail.