Explanation

A person who is blamed for the wrongdoings, mistakes, or faults of others, especially for reasons of expediency.

Explanation

The suffix "-less" means “without,” and gives the word a negative meaning — hopeless means without hope.

Useful, fearful, and careful have neutral or positive connotations due to their suffixes.

Explanation

Adding the suffix "age" to "wreck" forms "wreckage," meaning the remains of something destroyed.

"Age" is a common suffix used to form nouns indicating a result or outcome.

Explanation

The prefix "dis-" means opposite of or not, and when added to "agreement", it becomes "disagreement".

"Disagreement" means a lack of agreement or conflict in opinion.

Explanation

The vowel sound in "cool" is a long vowel sound, pronounced /u:/ as in "food."

It is held longer than the short /u/ sound.

Explanation

"Climbed" is pronounced as /klaɪmd/, where the "-ed" sounds like a /d/.

"Climd" phonetically matches this pronunciation (silent "e").

Explanation

A prefix is a group of letters added at the beginning of a word to change its meaning.

"un-" is a prefix meaning "not" (e.g., unhappy = not happy)

Explanation

The prefix dis- means "not" or "opposite of".

So disused means no longer used.

Explanation

The prefix "re-" means again, which fits the sentence meaning: look at this chapter again.

So, "review" means to go over or examine something again.

Explanation

The word "kindness" contains the suffix "-ness", which turns the adjective "kind" into a noun.

Suffixes are added to words to change their meaning or grammatical function, as seen in kindness.