Suffixes are added to the end of words to make new words. The suffixes -ment, -ence and -y can be used with a number of verbs to make nouns.
Sometimes the spelling of the verb changes slightly when a suffix is used.
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The suffix -y |
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The suffix -ment |
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The suffix -ence |
| recover | recovery | improve | improvement | prefer | preference |
| discover | discovery | postpone | postponement | exist | existence |
| injure | injury | arrange | arrangement | interfere | interference |
| deliver | delivery | entertain | entertainment | refer | reference |
| apologize | apology | develop | development | differ | difference |