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# 13.19: Lesson Nineteen

Created by: CK-12

## More Words with <cc> - and More on [ks]

1. The following words all contain assimilated forms of the prefixes ad-, sub-, or ob-. Analyze each one into prefix plus stem to show where the <cc> comes from, and fill in the blanks:

Word Analysis: Prefix + Stem The letter after <cc> is . . . The <cc> spells the sound . . .
accounting a$\cancel{d}$ + c + counting <o> [k]
accessory
accompanied
occurred
occasionally
accidentally
accomplishment
successor
succinctly
occupation

2. When there is an $<\text{i}>$ or an <e> right after <cc>, the <cc> is pronounced ________; otherwise <cc> is pronounced ________.

3. You've seen that sometimes <cc> spells [k] and sometimes it spells [ks]. All of the following words contain the sound [ks], spelled different ways. Underline the letters that spell the [ks] in each of these words:

$&\text{exclusive} && \text{exclamation} && \text{experience}\\&\text{hawks} && \text{complexity} && \text{sharks}\\&\text{picnics} && \text{explode} && \text{extraordinary}\\&\text{extend} && \text{shrieks} && \text{knocks}\\&\text{wrecks} && \text{economics} && \text{medics}$

4. Sort the fifteen words into these groups:

5. Look at the words in which [ks] is spelled <cs>, <cks>, or <ks>. Each one consists of a free stem and a suffix. Analyze each word to show what the free stem and suffix are:

Word Analysis: Free Stem + Suffix
picnics picnic + s

5. When [ks] is spelled ________, ________, or ________ the $<\text{s}>$ is usually the suffix ________.

## Categories:

1 , 2 , 3 , 4 , 5

## Date Created:

Feb 23, 2012

Apr 29, 2014
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