Prefixes and Suffixes
⭐ MasteredA prefix goes at the start of a word (un-happy), a suffix at the end (care-less). They change the meaning.
"Unbelievable" has both a prefix and a suffix.
All about Prefixes and Suffixes
A prefix is a group of letters added to the beginning of a word to change its meaning, such as un- in unhappy. A suffix is added to the end, such as -less in careless. Both change the meaning of the base word, which is called the root.
Learning common prefixes and suffixes helps you work out the meaning of new words. Re- means again, pre- means before, and -ful means full of, so a careful person is full of care.
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Real-life uses of Prefixes and Suffixes
- Working out the meaning of unfamiliar words while reading
- Improving spelling by recognising word parts
- Building a bigger vocabulary across school subjects
Frequently asked questions about Prefixes and Suffixes
What does the prefix "un-" mean?
Not or the opposite of, as in unkind (not kind) or unlock (the opposite of lock).
What does the suffix "-ly" do?
It often turns an adjective into an adverb, as in quick to quickly.
What is a root word?
The main part of a word that carries its core meaning, such as "port" in transport and portable.