Assign vs Dedicate

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

Assign

Top 1,000 (very common)B2verb

Dedicate

Top 2,000 (common)B1
Most common: Assign
 AssignDedicate
Pronunciation🇬🇧 /["/əˈsaɪn/","/əˈsaɪnz/","/əˈsaɪnd/","/əˈsaɪnɪŋ/"]/🇺🇸 /["/əˈsaɪn/","/əˈsaɪnz/","/əˈsaɪnd/","/əˈsaɪnɪŋ/"]/🇬🇧 //ˈdɛdɪkeɪt//🇺🇸 //ˈdɛdɪˌkeɪt//
MeaningTo give a job or task to someone.To commit something to a particular purpose or person.
ExampleThe teacher will assign homework every Friday.She decided to dedicate her life to helping others.
RegisterNeutralNeutral
How commonTop 1,000 (very common)Top 2,000 (common)
CEFR levelB2B1
Part of speechverb
Collocationsassign a task, assign a role, assign homework, assign responsibility, assign a projectdedicate time, dedicate resources, dedicate a book, dedicate efforts, dedicate a song
Antonymsremove, unassigndesecrate, disregard
Common mistakesConfused with 'designate' which has a similar meaning., Misusing 'assign' with plural subjects, e.g., saying 'assigns a task' instead of 'assigns tasks'., Using 'assign' incorrectly in non-task contexts.Confusing with 'devote', which has a similar but slightly different meaning., Omitting 'to' when stating the purpose or person., Incorrectly using the word in an informal context.
Usage notesUse 'assign' in professional or educational contexts. It's suitable for discussing tasks, responsibilities, or homework. Avoid using it in casual conversations where simpler terms may be more appropriate.Used when talking about giving time, effort, or resources to a cause or person. More common in formal contexts, like speeches or ceremonies.

Frequently asked questions: Assign vs Dedicate

What's the difference between Assign and Dedicate?

Assign: To give a job or task to someone. Dedicate: To commit something to a particular purpose or person.

Which is more common: Assign and Dedicate?

Assign is the most common in everyday English.

Which is more advanced: Assign and Dedicate?

Assign is the highest level, at B2, on the CEFR scale.

Are Assign and Dedicate the same CEFR level?

Assign: B2, Dedicate: B1 on the CEFR scale.

Can you show an example of each?

Assign: The teacher will assign homework every Friday. Dedicate: She decided to dedicate her life to helping others.

Can I use Assign and Dedicate interchangeably?

Not always. Assign and Dedicate 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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