Assassination vs Killing vs Murder

When to use each in English, with meaning, register, and examples.

Assassination

FormalTop 3,000 (common)C1noun

Killing

Top 2,000 (common)B1noun

Murder

FormalTop 5,000 (fairly common)B1noun
Most common: Killing
 AssassinationKillingMurder
Pronunciation🇬🇧 /["/əˌsæsɪˈneɪʃn/"]/🇺🇸 /["/əˌsæsɪˈneɪʃn/"]/🇬🇧 /["/ˈkɪlɪŋ/"]/🇺🇸 /["/ˈkɪlɪŋ/"]/🇬🇧 /["/ˈmɜːdə(r)/"]/🇺🇸 /["/ˈmɜːrdər/"]/
MeaningThe act of killing a person, especially a political leader.the act of causing someone or something to dieThe act of killing someone intentionally.
ExampleThe president survived a number of assassination attempts.The killing of the endangered species caused public outrage.The detective was called to solve a murder that had occurred in the quiet town.
RegisterFormalNeutralFormal
How commonTop 3,000 (common)Top 2,000 (common)Top 5,000 (fairly common)
CEFR levelC1B1B1
Part of speechnounnounnoun
Collocationspolitical assassination, assassination attempt, failed assassination, famous assassination, assassination plotbrutal, cold-blooded, deliberate, be responsible for, carry out, order, happen, occur, take place, a motive for the killingbarbaric, brutal, grisly, carry out, commit, perpetrate, happen, occur, take place, victim, suspect, detective
Antonymsprotection, safeguardingsaving, protecting, revivingsave, protect, preserve
Common mistakesConfused with 'murder', which is more general., Incorrectly using 'assassinate' instead of 'assassination' as a noun., Using it in informal contexts.Confused with 'murder' which is a legal term for unlawful killing., Using it in overly casual contexts where seriousness is required., Mixing up the noun and verb forms.Confusing with 'manslaughter', which has different legal implications., Using it inappropriately as a joke or in casual conversation., Confusing 'murder' with 'kill', which can be both intentional and unintentional.
Usage notesUsed in serious contexts, especially relating to politics or history. Avoid in casual conversations.Used in both literal and metaphorical contexts. In formal settings, be cautious as it can be sensitive. Informal use may also refer to 'doing very well' in a situation (e.g., 'killing it').Used mainly in legal contexts or serious discussions. Avoid in casual conversations due to its heavy implications. Not appropriate for light-hearted or humorous contexts.

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Murder

Frequently asked questions: Assassination vs Killing vs Murder

What's the difference between Assassination, Killing, and Murder?

Assassination: The act of killing a person, especially a political leader. Killing: the act of causing someone or something to die Murder: The act of killing someone intentionally.

Which is more common: Assassination, Killing, and Murder?

Killing is the most common in everyday English.

Which is more advanced: Assassination, Killing, and Murder?

Assassination is the highest level, at C1, on the CEFR scale.

Are Assassination, Killing, and Murder the same CEFR level?

Assassination: C1, Killing: B1, Murder: B1 on the CEFR scale.

What part of speech are Assassination, Killing, and Murder?

Assassination: noun, Killing: noun, Murder: noun.

Can you show an example of each?

Assassination: The president survived a number of assassination attempts. Killing: The killing of the endangered species caused public outrage. Murder: The detective was called to solve a murder that had occurred in the quiet town.

Can I use Assassination, Killing, and Murder interchangeably?

Not always. Assassination, Killing, and Murder are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.

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