Abate (verb) To decrease gradually in force or intensity.
Example: The storm began to abate just as the streets were starting to flood.
Mnemonic: Picture a fire losing its heat bit by bit — abate sounds like 'a-bait,' a flame that no longer takes the bait to keep burning and slowly dies down.
Aberrant (adjective) Different from what is normal or expected, usually in a way that raises concern.
Example: The lab assistant flagged the aberrant reading because it did not match any earlier trial.
Mnemonic: Hidden inside 'aberrant' is 'err' (to make a mistake) — an aberrant result has wandered off the expected path.
Abstain (verb) To deliberately choose not to do something, especially something enjoyable or something you have a right to do, such as voting.
Example: Two committee members chose to abstain rather than vote for or against the new policy.
Mnemonic: 'Ab-' means away, so think of staying away from something so it can't stain or affect you.
Accentuate (verb) To draw extra attention to a particular feature or quality.
Example: The museum's lighting was arranged to accentuate the rough texture of each stone carving.
Mnemonic: Related directly to 'accent' — just as an accent mark tells you which syllable to stress, to accentuate is to place emphasis on something.
Acumen (noun) The ability to make fast, accurate judgments and decisions in a particular field.
Example: Her sharp business acumen allowed her to spot a profitable opportunity that every other investor had overlooked.
Mnemonic: The word contains 'acu-,' as in 'acute' or 'acupuncture' — sharp acumen is a mind that pierces straight to the right answer like a fine needle.
Adept (adjective) Very skilled at doing something, usually as a result of practice.
Example: After a semester of practice, she became adept at reading raw statistical data at a glance.
Mnemonic: Adept and 'adapt' share the Latin root 'aptus' (fitted) — someone adept has adapted so well to a task that it now fits them perfectly.
Adverse (adjective) Harmful or unfavorable in a way that works against someone's interests or well-being.
Example: Doctors warned that the new medication could cause adverse reactions in some patients.
Mnemonic: Adverse sounds like 'add a curse' — an adverse effect adds a curse of bad luck onto a situation.
Aesthetic (adjective) Relating to beauty or the appreciation of what is pleasing to the senses.
Example: The architect chose curved glass walls purely for their aesthetic appeal, not for function.
Mnemonic: Aesthetic looks like 'esthetic,' as in an esthetician whose whole job is making things look beautiful.
Ambiguous (adjective) Open to more than one interpretation because the meaning is unclear.
Example: The witness gave such an ambiguous answer that both lawyers claimed it supported their side.
Mnemonic: Ambi- means both, as in ambidextrous using both hands — an ambiguous statement points in more than one direction at once.
Ambivalent (adjective) Having two conflicting feelings or attitudes about someone or something at the same time.
Example: He felt ambivalent about the promotion, excited for the title but anxious about the added stress.
Mnemonic: Ambi- (both) plus a root meaning strength or worth — an ambivalent person is pulled with equal strength in two directions.
Anomaly (noun) Something that stands out because it does not fit the usual pattern.
Example: Scientists flagged the strange reading as an anomaly and rechecked the equipment.
Mnemonic: Break it into 'a-no-normal-ly' — an anomaly is the thing that is not occurring normally.
Astute (adjective) Showing sharp judgment and a quick ability to understand situations or people.
Example: The astute detective noticed the tiny inconsistency that cracked the whole case open.
Mnemonic: Astute rhymes with acute, as in an acute, sharp mind that catches what others miss.
Augment (verb) To make something greater in size, amount, or degree by adding to it.
Example: The company augmented its staff with twenty new engineers before the product launch.
Mnemonic: Augment is the same root behind 'augmented reality,' which adds extra digital layers onto the real world.
Advocate (verb) To publicly support or argue in favor of a particular idea, policy, or cause.
Example: Many economists advocate reducing taxes on small businesses to stimulate growth.
Mnemonic: An advocate raises their voice (from Latin vox) to stand beside a cause and speak up for it.
Benevolent (adjective) Kind, generous, and genuinely wishing good things for others.
Example: The benevolent donor funded the entire new wing of the children's hospital.
Mnemonic: Bene- means good, as in benefit, and -volent relates to wishing, as in volition — a benevolent person wishes others well.
Benign (adjective) Gentle and not harmful; not likely to cause serious damage.
Example: The doctor was relieved to confirm that the growth was benign.
Mnemonic: 'Bene-' (good) — a benign diagnosis is the 'good' outcome compared to a harmful one.
Bias (noun) A tendency to favor one person, group, or idea unfairly over another, often without realizing it.
Example: The researchers redesigned the survey to remove any bias toward a particular age group.
Mnemonic: Picture a bowling ball built with a bias that curves it in one direction no matter how straight you aim.
Bolster (verb) To support, strengthen, or reinforce something.
Example: Fresh testimony from an eyewitness helped bolster the prosecution's otherwise shaky case.
Mnemonic: Picture a long bolster pillow propped behind your back for support; to bolster an argument is to prop it up the very same way.
Brevity (noun) The quality of expressing something in few words; shortness of duration or expression.
Example: The editor praised the reporter's brevity, noting that the entire story fit into three tight paragraphs.
Mnemonic: Brevity shares its root with 'brief' — both are about keeping things short and to the point.
Brittle (adjective) Hard but easily broken or cracked under pressure.
Example: The centuries-old manuscript had grown so brittle that archivists could only turn its pages with gloves.
Mnemonic: Picture a brittle cracker snapping into pieces the moment you bend it.
Buoyant (adjective) Cheerful and optimistic, or, when describing an economy or market, growing strongly and performing well.
Example: Despite global uncertainty, the housing market remained buoyant throughout the year.
Mnemonic: Picture a buoy floating happily on water — buoyant things stay up and refuse to sink, moods and markets alike.
Bureaucracy (noun) A system of government or organization run by many officials and complex rules and procedures.
Example: Entrepreneurs often complain that excessive bureaucracy slows down the process of starting a new business.
Mnemonic: From the French word for office desk — a bureaucracy is rule 'by the desk,' meaning endless offices and paperwork.
Capricious (adjective) Prone to sudden, unpredictable changes in mood or behavior.
Example: The capricious weather in the mountains could shift from sunshine to snow within a single hour.
Mnemonic: Capricious traces back to an Italian word inspired by a goat's sudden, unpredictable leaps — a capricious person hops from whim to whim just as erratically.
Catalyst (noun) A person or event that causes an important change or action to happen.
Example: The documentary became a catalyst for nationwide debate about food waste.
Mnemonic: In chemistry a catalyst speeds up a reaction without being used up itself — in life it sparks change the same way.
Coherent (adjective) Logically connected and easy to follow, so that all the parts make sense together.
Example: After the medication took effect, the patient's speech became far more coherent.
Mnemonic: Co- means together, and the root relates to sticking, as in cohere — a coherent argument holds together well.