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SAT Exam Essential Vocabulary - Harm and Danger

Here you will learn some English words related to harm and danger, such as "imperil", "toxicity", "corrosive", etc. that you will need to ace your SATs.

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SAT Exam Essential Vocabulary
to jeopardize

to put something or someone in danger

Ex: Releasing that confidential document might jeopardize our negotiations with the other firm. 
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to imperil

to endanger a person or thing

Ex: Driving under the influence not only imperils the driver but also other innocent road users. 
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to threaten

to indicate a potential danger or risk to someone or something

Ex: His aggressive behavior began to threaten the safety of those around him. 
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to compromise

to put someone or something in danger, particularly by being careless

Ex: His habit of sharing sensitive information online could compromise the security of the entire system. 
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to inflict

to cause or impose something unpleasant, harmful, or unwelcome upon someone or something

Ex: The hurricane inflicted significant damage on the coastal town. 
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to afflict

to cause pain, suffering, or distress, often as a result of illness, injury, or hardship

Ex: Poverty afflicts many families in this neighborhood. 
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to contaminate

to make a place, substance, etc. dirty or harmful by adding dangerous material

Ex: The factory's discharge pipes contaminated the river with toxic chemicals. 
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to trouble

to create problems for someone, resulting in hardship

Ex: The financial crisis troubled many families, causing stress and uncertainty. 
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to mar
to mar
[Verb]

to cause severe damage or destruction

Ex: The tornado marred the town, leaving a trail of destruction in its wake. 
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to debilitate

to make someone or something weaker or less effective

Ex: The ongoing stress is debilitating his mental health. 
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to decimate

to kill large groups of people

Ex: The deadly virus threatened to decimate the population if not controlled. 
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to ambush
to ambush
[Verb]

to wait in a concealed location and launch a surprise attack on a target

Ex: The guerrilla fighters planned to ambush the enemy convoy on the narrow mountain pass. 
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to ravage
to ravage
[Verb]

to cause severe destruction or damage

Ex: The hurricane ravaged the coastal town, leaving behind a trail of destruction. 
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to sully
to sully
[Verb]

to degrade or tarnish something pure and perfect, especially the reputation of someone

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to discredit

to make people believe someone or something is not trustworthy or reliable

Ex: His mistakes at work were used to discredit his ability to lead the project. 
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to debunk
to debunk
[Verb]

to reveal the exaggeration or falseness of a belief, claim, idea, etc.

Ex: The scientist worked to debunk the myth that eating chocolate causes acne, conducting rigorous studies to disprove the claim. 
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toxicity
toxicity
[noun]

the harmful effects or potential for harm caused by a substance to living organisms or the environment

Ex: The toxicity of the chemical spill contaminated the nearby water supply, posing a threat to aquatic life. 
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plight
plight
[noun]

an unpleasant, sad, or difficult situation

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inoffensive
inoffensive
[Adjective]

unable to cause harm

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menacing
menacing
[Adjective]

appearing threatening or dangerous

Ex: The menacing growl of the dog made the mailman hesitate before approaching the gate. 
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hazardous
hazardous
[Adjective]

presenting danger or threat, particularly to people's health or safety

Ex: The hazardous chemicals should be handled with care to avoid accidents. 
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inimical
inimical
[Adjective]

not useful for friendly relations or mutual cooperation

Ex: His inimical attitude towards his colleagues made it difficult for them to trust him or work together effectively. 
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poisonous
poisonous
[Adjective]

characterized by a strong intent to harm or cause trouble

Ex: The gossip spread about her was poisonous and intended to ruin her reputation. 
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corrosive
corrosive
[Adjective]

having the ability to cause damage or destruction, especially through chemical reactions

Ex: The corrosive nature of the cleaning solution caused discoloration on the countertop. 
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noxious
noxious
[Adjective]

causing harm

Ex: The factory released noxious fumes into the air. 
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inhospitable
inhospitable
[Adjective]

providing an environment where life or growth is difficult or impossible

Ex: The planet's inhospitable atmosphere rendered it unfit for human habitation. 
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susceptible
susceptible
[Adjective]

easily affected by external factors

Ex: Delicate plants are susceptible to frost. 
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inviolate
inviolate
[Adjective]

not affected, and immune to harm, change, disrespect, or destruction

Ex: The agreement was considered inviolate, with all parties respecting its terms. 
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ominous
ominous
[Adjective]

giving the impression that something bad or unpleasant is going to happen

Ex: The dark clouds gathering on the horizon cast an ominous shadow over the town. 
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devastating
devastating
[Adjective]

causing severe damage, destruction, or emotional distress

Ex: The devastating earthquake left the city in ruins, with many lives lost and homes destroyed. 
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lethal
lethal
[Adjective]

capable of causing death

Ex: The chemical spill released a lethal gas into the atmosphere, posing a serious risk to nearby residents. 
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treacherous
treacherous
[Adjective]

posing a hidden or sudden threat

Ex: The hikers navigated the treacherous mountain path with caution. 
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irreparable
irreparable
[Adjective]

impossible to become fixed or right again

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catastrophic
catastrophic
[Adjective]

causing a great deal of harm, suffering, or damage

Ex: The catastrophic earthquake left entire cities in ruins. 
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