Question 1
The prefix dis- appears in words like disapprove and distrust. What does dis- mean?
"dis-" means "not" or "opposite of." In disapprove, it reverses approve. In distrust, it reverses trust.
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Answer question 1 to unlock
The prefix ex- means "out of," as in export. Before certain consonants, it shortens to e-, as in eject. What does ex-/e- mean?
"ex-" means "out of." Before certain consonants it shortens to "e-." In export, goods are sent out of the country. In eject, "e-" (from "ex-") signals that something is thrown out.
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Answer question 2 to unlock
The prefix pre- means "before," as in preview. A related prefix, pro-, shifts the meaning to "forward," as in propel. What does pre- most likely mean?
"pre-" means "before." In preview, it describes seeing something before the main event. A related prefix, "pro-," means "forward" — in propel, it describes pushing something ahead.
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Answer question 3 to unlock
The prefix re- appears in recharge. How does re- shape the meaning of recharge?
"re-" means "again." In recharge, it indicates that the action of charging is performed a second time, restoring power that had been depleted.
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Answer question 4 to unlock
The prefix anti- appears in antifreeze. What does anti- contribute to the meaning of antifreeze?
"anti-" means "against." In antifreeze, it combines with freeze to describe a substance that actively works against the process of freezing.
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Answer question 5 to unlock
The prefix re- appears in retract. The root -tract comes from a Latin word meaning "to draw or pull." Which of the following best describes what re- contributes here?
In retract, "re-" carries the meaning "back" rather than "again." Combined with -tract (to draw), retract means "to draw back" — to withdraw a statement or pull something back in. "re-" has two related senses: "again" and "back."
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Answer question 6 to unlock
The word displace contains the prefix dis-. The root relates to "place." How does dis- shape the meaning of displace?
"dis-" means "not" or "opposite of." In displace, it reverses place, producing the sense of moving something out of or away from its original position.
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Answer question 7 to unlock
The prefix e- appears in elucidate. The root comes from a Latin word meaning "light" or "clear." What does elucidate most likely mean?
"e-" is the form of "ex-" used before certain consonants, meaning "out." Combined with a root meaning "light" or "clear" (Latin lucidus), elucidate means "to bring out the clarity" — to explain something so it becomes fully understandable.
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Answer question 8 to unlock
The prefix pre- appears in precursor. The root comes from a Latin word meaning "runner" or "one who goes ahead." What does precursor most likely mean?
"pre-" means "before." Combined with a root meaning "runner," precursor means "one who runs before" — something that precedes and in some way anticipates or leads to what comes after it.
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Answer question 9 to unlock
The prefix anti- appears in antipathy. The root -pathy comes from a Greek word meaning "feeling." What does antipathy most likely mean?
"anti-" means "against." Combined with -pathy (feeling), antipathy means "a feeling directed against something" — a strong, settled dislike or aversion.
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