Grade 5 Roots, Base Words, Prefixes & Suffixes

Updated May 19, 2020
Grade 5 Base Words, Prefixes and Suffixes
    Grade 5 Base Words, Prefixes and Suffixes
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    rms164 / iStock / Getty Images Plus

Do you need some practice on grade 5 elementary roots or base words? Base words can have prefixes and suffixes added to them to make new words. In this article, you will find examples of base words, prefixes, and suffixes. For more practice, we also provide a 5th-grade prefix worksheet and a 5th-grade suffix worksheet.

Roots, Base Words, Prefixes & Suffixes

Before we continue, let's start by looking at the definitions of some key terms.

  • A root can be any part of a word that gives it its meaning. It's the first building block of the word.
  • A base word is a word that can have prefixes or suffixes added to it.
  • A prefix is a letter or set of letters added to the beginning of a word.
  • A suffix is a letter or set of letters added to the end of a word.

Let's look at some examples of base words with prefixes and suffixes attached. Note that not all the possible word combinations are listed.

  • Agree - agreement, disagree, agreeable
  • Believe - believable, believer, unbelievable
  • Care - careful, uncaring, careless
  • Decide - decision, indecision, decisive
  • Excite - excitement, excitable, unexcited, exciting
  • Friend - friendless, friendly, unfriendly, befriend
  • Happy - happiness, unhappy, unhappiness, happier, happiest
  • Love - lovely, lovelier, loveliest, unloved, lover, lovely
  • Use - usable, user, useless, misuse, used
  • View - review, preview, viewer, viewing, overview

Base Word Worksheets for 5th Grade

Here are worksheets for grade 5 elementary base words and how they work with prefixes and suffixes.

Prefix Worksheet

Directions: Write the base word on the blank provided.

  1. Antithesis __________
  2. Disappear __________
  3. Enslave _________
  4. Impossible __________
  5. Misspell _________
  6. Nonfiction _________
  7. Outweigh __________
  8. Submarine _________
  9. Surtax _________
  10. Unfair _________


  1. Thesis
  2. Appear
  3. Slave
  4. Possible
  5. Spell
  6. Fiction
  7. Weigh
  8. Marine
  9. Tax
  10. Fair

Suffix Worksheet

Directions: Write the base word on the blank provided.

  1. Description _________
  2. Education _________
  3. Excitable _________
  4. Explosion _________
  5. Imaginary _________
  6. Kindness _________
  7. Relaxation _________
  8. Replacement _________
  9. Thankful _________
  10. Written _________


  1. Describe
  2. Educate
  3. Excite
  4. Explode
  5. Imagine
  6. Kind
  7. Relax
  8. Replace
  9. Thank
  10. Write

Beginning, Middle and End

Understanding the relationship between roots, prefixes, base words and suffixes is an important skill. It gives you the fundamental concept on which lots of English words are built. If you need more help, don't worry. Take a look at our article on affixes (affixes are just prefixes and suffixes) and our base word practice page for more opportunities to learn.

We even have a slideshow to see if grownups can beat 5th graders in a battle of vocabulary. Have fun!