Word parts
Learning word parts can help your vocabulary grow quickly!
Word parts are parts of words added to another word that changes the meaning or the part of speech.
Частини слова - це частини слів, додані до іншого слова, які змінюють його значення або частину мови.
- A prefix is a word part that goes at the beginning of a word and changes the meaning.
Префікс - це частина слова, яка стоїть на початку слова і змінює його значення.
- A suffix is a word part that goes at the end of a word and changes the part of speech.
Суфікс - це частина слова, яка стоїть у кінці слова і змінює частину мови. .
How are they feeling?
- Which of these is happy and which is unhappy?
- What does un- do to change the meaning of the word?

What does un- do to change the meaning of the word?
| prefix | root | suffix | example |
|---|---|---|---|
|
un |
happy |
I am unhappy. |
|
|
happi |
ness |
Happiness is important to me. |
|
|
un |
happi |
ness |
She tried to hide her unhappiness. |
Noticing grammar
Notice the parts of speech—noun, verb, adjective, or adverb—in the table above. Read the questions below about the words with and without prefixes and suffixes. Talk about the answer before you click to show the answer.
- What part of speech is happy?
- What part of speech is unhappy?
- Does the prefix un- change the part of speech?
- What part of speech is happiness?
- Does the suffix -ness change the part of speech?
- Can you have a prefix and a suffix on one word?
- What happened to the y at the end of happy when you add -ness?
Common prefixes
Here are four of the most common prefixes in English. Do you know what they mean?
Ось чотири найпоширеніші префікси в англійській мові. Чи знаєте ви, що вони означають?
| root | prefix + root |
|---|---|
|
do |
redo |
|
happy |
unhappy |
|
agree |
disagree |
|
correct |
incorrect |
Do you know what those common prefixes mean? Talk about the answer before you click to show the answer.
- re- means
- un- means
- dis- means
- in- means
Noticing prefixes
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