14 Prefixes Suffixes ROOT- WORDS Worksheets - Free PDF at ... - Free Printable

To solve the problem, we need to identify the prefix, root word, and suffix for each given word. Here's a breakdown of the solution:

Definitions:

- Prefix: A group of letters added to the beginning of a root word to change its meaning.
- Root Word: The base part of a word that carries the primary meaning.
- Suffix: A group of letters added to the end of a root word to change its meaning or form.

Solution:

| WORDS | PREFIX | ROOT WORD | SUFFIX |
|--------------|----------|------------|-----------|
| preheat | pre- | heat | - |
| unkind | un- | kind | - |
| undersea | under- | sea | - |
| submarine | sub- | marine | - |
| comfortable | comfort- | able | - |
| wonderful | wonder- | ful | - |
| defrost | de- | frost | - |
| overlook | over- | look | - |
| quickly | quick- | ly | - |
| breathless | breath- | less | - |
| tallest | tall- | est | - |
| worthless | worth- | less | - |
| replay | re- | play | - |
| ungrateful | un- | grateful | - |
| underground | under- | ground | - |
| tallest | tall- | est | - |
| unhappy | un- | happy | - |
| preschool | pre- | school | - |
| disappear | dis- | appear | - |

Explanation:

1. preheat:
- Prefix: pre- (meaning "before")
- Root Word: heat
- Suffix: None

2. unkind:
- Prefix: un- (meaning "not")
- Root Word: kind
- Suffix: None

3. undersea:
- Prefix: under- (meaning "below")
- Root Word: sea
- Suffix: None

4. submarine:
- Prefix: sub- (meaning "under")
- Root Word: marine
- Suffix: None

5. comfortable:
- Prefix: comfort- (derived from "comfort")
- Root Word: able
- Suffix: None

6. wonderful:
- Prefix: wonder- (derived from "wonder")
- Root Word: ful
- Suffix: None

7. defrost:
- Prefix: de- (meaning "reverse" or "undo")
- Root Word: frost
- Suffix: None

8. overlook:
- Prefix: over- (meaning "above" or "beyond")
- Root Word: look
- Suffix: None

9. quickly:
- Prefix: quick- (derived from "quick")
- Root Word: ly (adverbial suffix)
- Suffix: None

10. breathless:
- Prefix: breath- (derived from "breath")
- Root Word: less
- Suffix: None

11. tallest:
- Prefix: tall- (derived from "tall")
- Root Word: est (superlative suffix)
- Suffix: None

12. worthless:
- Prefix: worth- (derived from "worth")
- Root Word: less
- Suffix: None

13. replay:
- Prefix: re- (meaning "again")
- Root Word: play
- Suffix: None

14. ungrateful:
- Prefix: un- (meaning "not")
- Root Word: grateful
- Suffix: None

15. underground:
- Prefix: under- (meaning "below")
- Root Word: ground
- Suffix: None

16. tallest:
- Prefix: tall- (derived from "tall")
- Root Word: est (superlative suffix)
- Suffix: None

17. unhappy:
- Prefix: un- (meaning "not")
- Root Word: happy
- Suffix: None

18. preschool:
- Prefix: pre- (meaning "before")
- Root Word: school
- Suffix: None

19. disappear:
- Prefix: dis- (meaning "away" or "apart")
- Root Word: appear
- Suffix: None

Final Answer:

\boxed{
\begin{array}{|c|c|c|c|}
\hline
\text{WORDS} & \text{PREFIX} & \text{ROOT WORD} & \text{SUFFIX} \\
\hline
\text{preheat} & \text{pre-} & \text{heat} & - \\
\hline
\text{unkind} & \text{un-} & \text{kind} & - \\
\hline
\text{undersea} & \text{under-} & \text{sea} & - \\
\hline
\text{submarine} & \text{sub-} & \text{marine} & - \\
\hline
\text{comfortable} & \text{comfort-} & \text{able} & - \\
\hline
\text{wonderful} & \text{wonder-} & \text{ful} & - \\
\hline
\text{defrost} & \text{de-} & \text{frost} & - \\
\hline
\text{overlook} & \text{over-} & \text{look} & - \\
\hline
\text{quickly} & \text{quick-} & \text{ly} & - \\
\hline
\text{breathless} & \text{breath-} & \text{less} & - \\
\hline
\text{tallest} & \text{tall-} & \text{est} & - \\
\hline
\text{worthless} & \text{worth-} & \text{less} & - \\
\hline
\text{replay} & \text{re-} & \text{play} & - \\
\hline
\text{ungrateful} & \text{un-} & \text{grateful} & - \\
\hline
\text{underground} & \text{under-} & \text{ground} & - \\
\hline
\text{tallest} & \text{tall-} & \text{est} & - \\
\hline
\text{unhappy} & \text{un-} & \text{happy} & - \\
\hline
\text{preschool} & \text{pre-} & \text{school} & - \\
\hline
\text{disappear} & \text{dis-} & \text{appear} & - \\
\hline
\end{array}
}