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English words starting with J — with CEFR levels

59 words from A1 to C2. Click a word to learn it in its unit.

  • A1jacketn · a short coat
  • B1jaden · a green stone used in jewellery
  • B1jailn · a place where criminals are kept
  • A2jamn · a sweet food made from fruit
  • B2jamv · to push or pack tightly into a space
  • A1Januaryn · the first month of the year
  • B1jarn · a glass container with a lid
  • C2jargonn · special words used by a particular group
  • C2jarringadj · unpleasant and shocking
  • B2jawn · the lower bone of the face
  • B1jazzn · a style of music with strong rhythm
  • B1jealousadj · unhappy because someone has something you want
  • B2jealouslyadv · in a way that shows envy
  • A1jeansn · trousers made of strong cotton
  • A2jellyn · a soft, sweet food that shakes
  • B2jeopardizev · to put in danger
  • C1jerseyn/adj · a shirt worn by sports players
  • A1jetn · a fast plane
  • B1jeweln · a valuable stone, such as a diamond
  • B2jewelern · a person who makes or sells jewellery
  • A1jewelryn · rings and necklaces
  • A1jobn · work that you do for money
  • B1jogv · to run slowly for exercise
  • B2jogn · a slow, steady run for exercise
  • B1joggingn · running slowly as exercise
  • A1joinv · to become part of a group
  • B1jointadj · shared by two or more people
  • B2jointn · a part of the body where bones meet
  • A2joken · something said to make people laugh
  • B1jokev · to say funny things to make people laugh
  • B1journaln · a diary or a magazine on a special
  • B2journalismn · the work of writing news reports
  • B1journalistn · a person who writes news
  • A2journeyn · a trip from one place to another
  • A2joyn · a feeling of great happiness
  • A1judgev · a person who decides in a court
  • B1judgen · a person who decides cases in a court
  • B1judgmentn · the ability to make good decisions
  • B2judon · a sport from Japan with throws and holds
  • B1jugn · a container with a handle for liquids
  • A1juicen · a drink made from fruit
  • B1juicyadj · full of liquid
  • A1Julyn · the seventh month of the year
  • A1jumpv · to push yourself off the ground
  • B2jumpn · a movement up off the ground
  • B1jumpern · a knitted piece of clothing for the top half
  • A1Junen · the sixth month of the year
  • B1junglen · a thick tropical forest
  • A2junioradj · lower in rank or younger
  • A2junkn · old things that are no longer useful
  • B2junk foodn · unhealthy food with little nutrition
  • C1jurisdictionn · the official power to make legal decisions
  • B2jurorn · a member of a jury in a court
  • B2juryn · citizens who decide a court case
  • A1justadv · only; simply
  • B1justicen · fair treatment under the law
  • B2justifyv · to show that something is right or fair
  • C1justlyadv · in a fair and right way
  • C1juvenilen/adj · a young person, not yet an adult