| Words (negative verb) | Contraction |
| is not | isn’t |
| are not | aren’t |
| was not | wasn’t |
| were not | weren’t |
| has not | hasn’t |
| have not | haven’t |
| will not | won’t |
| would not | wouldn’t |
| do not | don’t |
| does not | doesn’t |
| could not | couldn’t |
| did not | didn’t |
| can not | can’t |
| should not | shouldn’t |
| might not | nightn’t |
Watch the above video to grasp idea about word contraction.