Adding suffixes: doubling, dropping e, y to i · Year 3

Most endings just join on: jump + ing = jumping. Three spelling rules change the root word when the ending starts with a vowel (-ing, -ed, -er, -est): double the last letter, drop the e, or change y to i. Learn the three rules and you can spell thousands of words.

Key facts

  • Doubling: a short word with one short vowel and one consonant at the end doubles it: run → running, stop → stopped, big → bigger.
  • Dropping e: a word ending in e drops it before a vowel: hope → hoping, make → making, nice → nicer; with -ed just add -d: hoped.
  • Keep the e when the ending starts with a consonant: hopeful, careful, lovely, movement.
  • y to i: a consonant then y changes to i: happy → happier, happiness, carry → carried.
  • Keep the y before -ing (crying, carrying) and after a vowel (play → played, enjoy → enjoyment).
  • British English doubles a final l (travelling, cancelled); American English does not (traveling, canceled).

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