A choice can have a motive, while an event can have a cause.

The idea

A reason often explains a choice; a cause produces an event or effect. Reason can also explain why an event happened.

Patterns to compare
WordTypical focus
reasonan explanation or motive for a choice
causewhat produces an event or effect

Examples

  • Mira’s reason for leaving early was to catch the last train.
  • A broken pipe was the cause of the flood in the kitchen.
  • Their reason for studying at night is the quiet.
  • The cause of the power cut was a fallen tree.
  • Our reason for choosing this café was its outdoor seating.
  • The doctor is looking for the cause of the rash.

Read-aloud uses a synthetic English voice on your device. Quality and availability vary; it does not assess pronunciation.

Watch out

Do not assume cause is the usual word for a person’s purpose in making a choice.

Try it yourself

  1. Choose the best word. Her ___ for taking the bus was to save money. (reason / cause)

    Show answer or example answer

    reason

    reason: Saving money is her purpose in choosing the bus.

  2. Choose the best word. The investigators found the ___ of the fire: faulty wiring. (reason / cause)

    Show answer or example answer

    cause

    cause: The wiring produced the fire.

  3. Choose the best word. His ___ for joining the club was to meet new people. (reason / cause)

    Show answer or example answer

    reason

    reason: Meeting people explains his choice to join.

Use it today

Explain one choice you made and one event that happened.