Prefix for Kids | What Are Prefixes? | Prefixes Un-, Re-, Dis-, Mis-, Im-, Pre-, In-

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In this lesson, McDuff introduces the concept of prefixes, which are small word parts added to the beginning of words to alter their meanings. He explores several common prefixes, including “un-” (not), “re-” (again), “mis-” (badly), “dis-” (not/removal), “im-” (not), “pre-” (before), and “in-” (not), providing examples for each to illustrate how they transform base words into new meanings. The lesson emphasizes the fun and creativity involved in using prefixes to expand vocabulary.
  1. What is a prefix, and how does it change the meaning of a word?
  2. Can you think of a word that uses the prefix “un-“? What does it mean?
  3. Why do you think learning about prefixes is important for understanding new words?

Prefix Fun: Learning About Prefixes!

Hey there! I’m McDuff, the prefix man, and I’m here to show you how prefixes can change words and make them more fun. A prefix is a little word part that we add to the beginning of another word to change its meaning. Let’s explore some cool prefixes together!

The Prefix “Un-“

Let’s start with the word “do.” If we add the prefix “un” to “do,” it becomes “undo.” Isn’t that neat? The prefix “un” means “not” or “the opposite of.” Here are some more examples:

  • “happy” becomes “unhappy”
  • “tie” becomes “untie”
  • “tidy” turns into “untidy”
  • “lock” changes to “unlock”

The Prefix “Re-“

Next up is the prefix “re.” When we add “re” to “write,” it becomes “rewrite.” The prefix “re” means “again.” Try these:

  • “place” becomes “replace”
  • “build” becomes “rebuild”
  • “play” changes to “replay”
  • “fill” turns into “refill”

The Prefix “Mis-“

Now let’s look at the prefix “mis.” If we add “mis” to “take,” we get “mistake.” The prefix “mis” means “bad” or “badly.” Check these out:

  • “match” turns to “mismatch”
  • “spell” becomes “misspell”
  • “place” changes to “misplace”
  • “lead” becomes “mislead”

The Prefix “Dis-“

The prefix “dis” can mean “not” or “removal.” For example, “appear” becomes “disappear,” and “like” becomes “dislike.” Try these:

  • “obey” becomes “disobey”
  • “honest” turns into “dishonest”
  • “infect” changes to “disinfect”

The Prefix “Im-“

Next is “im,” which means “not” or “the opposite of.” Add it to “possible,” and you get “impossible.” Here are more examples:

  • “perfect” becomes “imperfect”
  • “patient” turns into “impatient”
  • “partial” changes to “impartial”

The Prefix “Pre-“

Meet the prefix “pre,” which means “before.” Add it to “fix,” and you get “prefix.” Try these:

  • “book” becomes “pre-book”
  • “pay” turns into “prepay”
  • “view” changes to “preview”
  • “heat” becomes “preheat”

The Prefix “In-“

Finally, let’s look at “in,” which means “not.” When we add “in” to “visible,” it becomes “invisible.” Here are more examples:

  • “audible” turns into “inaudible”
  • “correct” becomes “incorrect”
  • “active” changes to “inactive”
  • “sane” becomes “insane”

There are so many more prefixes to discover, but we’ll save those for another day. Remember, prefixes are like magic pieces that change words into something new and exciting!

If you want to practice more, you can visit tutoringhour.com. Thanks for learning with me today. See you next time!

  • Can you think of a word you use every day that has a prefix? What happens to the word when you take the prefix away?
  • Imagine you are a superhero with the power to add prefixes to words. What new words would you create, and what would they mean?
  • Have you ever had a time when you had to “redo” something, like a drawing or a game? How did it feel to try again?
  1. Prefix Hunt: Go on a prefix hunt around your home or classroom! Look for objects or items that have names with prefixes. For example, find a “remote” control and discuss how “re” means “again” because you can use it to change the channel again and again. Write down at least three items you find and explain the prefix used in each.

  2. Prefix Story Time: Create a short story using at least five words with prefixes. You can use words like “unhappy,” “replay,” or “misplace.” Share your story with a friend or family member and see if they can spot all the prefix words you used. This will help you understand how prefixes change the meaning of words in sentences.

  3. Prefix Art: Draw a picture that represents a word with a prefix. For example, draw a picture of a “superhero” for the prefix “super” or a “disappearing” act for the prefix “dis.” Share your artwork with the class and explain how the prefix changes the meaning of the word you chose.

Sure! Here’s a sanitized version of the YouTube transcript:

[Music]

Hello, I’m McDuff, the prefix man, and these are the pieces of my prefix puzzle. I fasten a prefix to the beginning of a word and change its meaning. Let me show you how I do it!

Take the word “do,” for instance. I’ll use my first piece of the puzzle here: it has the prefix “un.” Let’s attach “un” to “do.” “Do” becomes “undo.” That’s interesting, isn’t it?

Every prefix has a meaning. The prefix “un” means “not” or “the opposite of.” Let’s change a few more words using “un”:

– “happy” becomes “unhappy”
– “tie” becomes “untie”
– “tidy” turns into “untidy”
– “lock” changes to “unlock”

Now, let me introduce you to the prefix “re.” Take the word “write,” add “re” to it, and “write” becomes “rewrite.” The prefix “re” means “again.”

Now try your hand at attaching “re” to words and see how the meanings change:

– “place” becomes “replace”
– “build” becomes “rebuild”
– “play” changes to “replay”
– “fill” turns into “refill”

Here comes the next piece of the puzzle: “mis.” Try adding “mis” to “take” and see what you get: “mistake.” The prefix “mis” means “bad” or “badly.”

Let’s change a few words using “mis”:

– “match” turns to “mismatch”
– “spell” becomes “misspell”
– “place” changes to “misplace”
– “lead” becomes “mislead”

Our next prefix is “dis.” “Dis” has two meanings: “not,” as in “dishonest,” and “removal,” as in “disinfect.”

Add this to “appear” and make it “disappear.” Add it to “like” and make it “dislike.” Add it to “obey” and watch it turn into “disobey.”

Next is the prefix “im.” “Im” means “not” or “the opposite of.” Add it to “possible” and make it “impossible.” Turn “perfect” into “imperfect,” “patient” into “impatient,” and “partial” into “impartial.”

Meet my favorite prefix: “pre.” This prefix means “before.” Yes, it’s “pre.” Add it to “fix” and you get “prefix.” Use it to change “book” to “pre-book,” “pay” to “prepay,” “view” to “preview,” and “heat” to “preheat.”

Here comes the next prefix: “in.” It means “not.” When “in” is in action, “visible” becomes “invisible,” and “audible” turns into “inaudible.”

In its company, “correct” becomes “incorrect,” “active” becomes “inactive,” and “sane” becomes “insane.”

I still have a wealth of prefixes to share, but I’ll save them for another day. Before I wrap up, let me show you a trick: “uni,” “buy,” and “try” are three of my favorite prefixes.

Visit tutoringhour.com if you need to practice adding prefixes. Smash the like and subscribe buttons right now to stay connected.

Thanks for watching! Bye-bye!

This version removes any informal language and maintains a clear and educational tone.

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