Doubling Consonants is a spelling rule in English where the final consonant of a word is repeated before adding a suffix such as -ing, -ed, -er, -est, or -y.
- Definition
Doubling consonants means repeating the last consonant of a word before adding a suffix to maintain the correct pronunciation and spelling.
Basic Rule
A final consonant is usually doubled when:
- The word has one syllable.
- It ends in one vowel followed by one consonant.
- A suffix beginning with a vowel is added.
Examples
| Base Word | + Suffix | New Word |
|---|---|---|
| Run | ing | Running |
| Stop | ed | Stopped |
| Sit | ing | Sitting |
| Big | er | Bigger |
| Hot | est | Hottest |
Rule 1: One Syllable Words
If a one syllable word ends in a vowel followed by a consonant, double the consonant before adding the suffix.
Examples
| Word | New Word |
|---|---|
| Run | Running |
| Stop | Stopping |
| Sit | Sitting |
| Hop | Hopping |
| Fit | Fitted |
Sentences
- The boy is running fast.
- She stopped the car.
- The frog is hopping in the garden.
Rule 2: Words Ending in Two Vowels
Do not double the consonant if the word ends with two vowels before the consonant.
Examples
| Word | New Word |
|---|---|
| Rain | Raining |
| Wait | Waiting |
| Cook | Cooking |
| Read | Reading |
| Feel | Feeling |
Rule 3: Words Ending in More Than One Consonant
Do not double the consonant if the word already ends with more than one consonant.
Examples
| Word | New Word |
|---|---|
| Help | Helping |
| Jump | Jumping |
| Start | Starting |
| Lift | Lifting |
| Work | Working |
Rule 4: Stress on the Last Syllable
In words with more than one syllable, double the final consonant only if the last syllable is stressed.
Examples
| Word | New Word |
|---|---|
| Begin | Beginning |
| Prefer | Preferred |
| Admit | Admitted |
| Forget | Forgetting |
| Occur | Occurred |
Do Not Double
| Word | New Word |
|---|---|
| Open | Opening |
| Visit | Visiting |
| Listen | Listening |
| Offer | Offering |
| Enter | Entering |
Common Examples
| Base Word | Doubled Form |
|---|---|
| Run | Running |
| Stop | Stopped |
| Big | Bigger |
| Hot | Hottest |
| Thin | Thinner |
| Sad | Saddest |
| Swim | Swimming |
| Plan | Planned |
| Begin | Beginning |
| Admit | Admitted |
Importance of Doubling Consonants:
- Ensures correct spelling.
- Maintains correct pronunciation.
- Improves writing accuracy.
- Helps in grammar and word formation.
- Prevents spelling mistakes.
Common Mistakes
| Incorrect | Correct |
|---|---|
| Runing | Running |
| Stoped | Stopped |
| Begining | Beginning |
| Swiming | Swimming |
| Biger | Bigger |
Fill in the Blanks:
- Run + ing = __________
- Stop + ed = __________
- Begin + ing = __________
- Swim + ing = __________
- Big + er = __________
Answers
- Running
- Stopped
- Beginning
- Swimming
- Bigger
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