to class

To put things into groups by type or order

To tell how two things are different

To put people or things into groups based on shared features

To list things and write details about them

To put things or people into groups by what they have in common

To put people and things together by type or purpose

To put things into groups and into the right order

To put people or things into the same group because they share a feature

To put things into groups to study them

Put things into groups that are alike

To make people or animals move quickly in different directions

To make something lose its order or structure

To move into a better, more expensive class on a plane or train

People with moderate income and education who are not rich or poor

Of people or families with a moderate income and some education

Of the highest quality and very good

Very high in quality and among the best in the world

People who do manual or factory work and earn hourly wages

Relates to people who do manual or factory jobs and earn wages

In the most comfortable and expensive way when you travel

A lawsuit brought by some people for a larger group with similar claims

The highest rank or grade given for very good work

Belonging to the richest and most powerful people in society

A lesson where students learn to draw, paint or make sculptures

A social group with the most money and power

A category below the highest level in rank or quality

Conflict between rich and working people over money and power

Having higher than average income, education, and social position among the middle class

Students who are in their last year of high school or college

A small group of people who control the government and have most money

People with little money, education, or power in society

A lawsuit started by one or more people for many others with the same problem

A person who shows skill and style when things are difficult

A group of students who finish their studies in the same year

Having a modest income and social position in the lower part of the middle class

A group of students in their first year at a college or high school

A group of athletes with similar body weight in a sport to make matches fair

A group of people with similar money, jobs, or education

People who have little money, little education, or low social status

A student who makes classmates laugh by acting silly in class

A school course where students learn hands-on skills like building things from wood or metal

A class taught by an expert for advanced students, often in music or art

A school class where students learn how to care for their body, for example nutrition and personal hygiene

A conflict between rich owners and workers over money and power

The cheapest part of a ship or train with basic seats and little comfort

A fight between rich and poor groups over money and power

The year before the final year in high school or college, usually the third of four years

A senior Army soldier who leads and trains other soldiers

A group of students in their second year at high school or college

A mail service that gives letters and small packages faster delivery

The cheapest seats on a plane, train, or ship with basic services

A set time during the school day when a subject is taught

The most comfortable and expensive seats on a plane, train, or ship

An art class where students draw, paint, or sculpt a live person who holds a pose often nude

The way a society is divided into groups by money, job, or social position

An official list published after exams showing students and the degree class they received

A fast mail service for letters and small packages that is delivered before other mail

A group of people of similar ages, for example children or older adults

A person or family in the higher part of the lower social class

A group of people with similar income, job and education levels

Mail handled first and sent faster, like letters or postcards

A university undergraduate degree given to students with the highest grades

A person who is in the same class at school or university as you

A group of people who moved from another country and have little money and few chances to get a job

A cheaper travel class on a ship, train, or plane than first class

Mail sent at a lower price, usually for advertising flyers

Printed items sent by post at a lower cost and slower delivery

The cheapest seats and rooms on planes, trains, and ships with few extras

By a cheaper travel or mail service that is slower than first class

A group of words with the same role in a sentence, like noun or verb

A live or recorded exercise session you follow over the internet

A group of words that can replace each other in the same sentence position

A class that teaches breathing, relaxation, and simple exercises to use during birth

Cheaper seats or rooms on transport with fewer services than first class

The cheapest, most crowded seats on an airplane with little space

Feelings of envy, anger, or support between social classes

A group of moss plants that have leaf-like green parts

A former group of fungi with no known sexual stage

A group of sea animals like sea urchins and sand dollars with spines and body parts arranged around the center

A former group of plants that included horsetails and extinct relatives

A group of plants that includes the ginkgo tree Ginkgo biloba

A group of seed plants with features like both conifers and flowering plants

A group of small plants called liverworts that live mainly in moist places

Flowering plants that have one seed leaf and usually parallel veins, like grasses and palms

A group of plants like club mosses and quillworts

A group of plants like clubmosses that have tubes to carry water