Drill 28 · Reading & Writing · Hard Words in Context
Review your answers above to learn from any mistakes.
SAT Reading & Writing: Hard Words in Context (Drill 28) is a Reading & Writing practice drill covering Hard Words in Context. It contains 5 original questions developed by Brian Stewart, a Barron's test prep author with over 20 years of tutoring experience.
Hard SAT Words in Context questions ask you to choose the word or phrase that most precisely completes the sentence. The answer is rarely an obscure word; difficulty comes from three plausible distractors that all nearly fit, with one signal in the sentence pinning the correct choice.
Question 1. Cryptographers once treated the cipher as ______, certain that no analyst could read its messages without the key; within a decade, however, statistical attacks on its letter patterns were laying its contents bare.
Which choice completes the text with the most logical and precise word?
Explanation: (B) The first clause says no one could break the cipher without the key, so it was thought to be impregnable, unable to be breached. The 'within a decade, however' flip to attacks 'laying its contents bare' sets up exactly that sense of a defense later overcome. (A) arcane means obscure or known to few, but the issue is whether the cipher could be broken, not how widely it was understood. (C) obsolete means out of date, which describes what the cipher became, not the confident belief held about it beforehand. (D) rudimentary means basic or undeveloped, the opposite of the formidable security the cryptographers assumed.
Question 2. The new field guide is admirably ______ where older manuals were vague: instead of 'a medium brown mushroom,' it gives cap diameter and gill spacing to the millimeter and names each spore color by exact shade.
Which choice completes the text with the most logical and precise word?
Explanation: (C) The contrast is with manuals that were 'vague,' and the guide's virtue is giving exact figures: diameter and spacing 'to the millimeter' and each color 'by exact shade.' That exactness is what precise names. (A) encyclopedic would mean covering an enormous range of cases, but the sentence praises the sharpness of each measurement, not the breadth of coverage. (B) tentative means hesitant or provisional, the opposite of stating values down to the millimeter. (D) accessible means easy to approach or understand, which the detail might or might not be; the point being made is its exactness against the older vagueness.
Question 3. The early excavation reports were necessarily ______: the team had cleared only one corner of the villa, so every claim about its full ground plan rested on a single mosaic and awaited the seasons of digging still to come.
Which choice completes the text with the most logical and precise word?
Explanation: (A) With 'only one corner' cleared and the full plan resting on 'a single mosaic,' the reports could only guess at what the rest looked like, which is what conjectural means: based on incomplete evidence. The phrase 'awaited the seasons of digging still to come' confirms that the conclusions were inferences, not findings. (B) authoritative is the opposite, since a report built on one corner carries no settled authority. (C) biased would charge the team with slanting the evidence, but nothing suggests prejudice, only a shortage of evidence. (D) thorough also contradicts the picture, since a study of a single corner is the very opposite of complete; the sentence faults what the reports could know, not how fully they covered the site.
Question 4. Before the eruption the volcano had seemed entirely ______, its slopes farmed for generations with no memory of activity, so the sudden venting of ash caught the whole valley unprepared.
Which choice completes the text with the most logical and precise word?
Explanation: (D) Slopes 'farmed for generations with no memory of activity,' then 'sudden venting of ash,' describe a volcano that was inactive but not dead: dormant, capable of waking. (A) stable suggests it would not change, but the eruption shows it could and did, so the word the valley's mistake hinged on is its seeming sleep, not its steadiness. (B) barren means lifeless or unproductive, contradicted by slopes farmed for generations. (C) placid means calm in temperament, a word for moods and waters rather than the technical inactivity of a volcano that later erupts.
Question 5. The dictionary's editors refused to be ______ about usage, declining to brand any common construction as an error and instead recording how speakers actually write and speak.
Which choice completes the text with the most logical and precise word?
Explanation: (B) Editors who 'decline to brand any construction as an error' and merely 'record how speakers actually write' are refusing to lay down rules, which is what being prescriptive means. The sentence sets that prohibitionist stance against their chosen descriptive practice. (A) comprehensive concerns how completely the dictionary covers the language, not whether it issues rulings. (C) inconsistent would fault them for contradiction, but the passage shows a steady principle, not a wavering one. (D) neutral is close to what they are, yet the blank takes 'refused to be,' and they did not refuse neutrality; they refused to dictate, so the word that fits the refusal is prescriptive.