Dependence vs Need

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

Dependence

Top 3,000 (common)C1noun

Need

Top 1,000 (very common)A1verb
Most common: Need
 DependenceNeed
Pronunciation🇬🇧 /["/dɪˈpendəns/"]/🇺🇸 /["/dɪˈpendəns/"]/🇬🇧 /["/niːd/","/niːdz/","/ˈniːdɪd/","/ˈniːdɪŋ/"]/🇺🇸 /["/niːd/","/niːdz/","/ˈniːdɪd/","/ˈniːdɪŋ/"]/
MeaningWhen someone needs something or someone else to function or be okay.to require something
ExampleHer financial dependence on her parents made her reluctant to move out.I need to finish my homework before dinner.
RegisterNeutralNeutral
How commonTop 3,000 (common)Top 1,000 (very common)
CEFR levelC1A1
Part of speechnounverb
Collocationsgreat, heavy, absolute, have, increase, reduce, dependence  on, dependence  upon, alcohol, drug, nicotine, dependence  onbadly, desperately, really, be going to, be expected to, be likely to
Antonymsindependence, self-sufficiency, autonomywant, have, lack
Common mistakesConfused with 'independence', Used with incorrect prepositions (should be 'dependence on', not 'dependence of'), Mixing up noun and verb forms ('depend' vs 'dependence')'Need' is sometimes incorrectly followed by a gerund (e.g., 'I need going')., Confusing 'need' with 'want'; 'need' indicates necessity., Mistaking the past tense 'needed' for 'needing' incorrectly in sentences.
Usage notesUse 'dependence' in discussions about addiction, relationships, or support systems. It's more formal than 'need' and should be used in academic or serious contexts, but can also apply informally.Use 'need' in everyday situations when expressing requirements. Avoid using it in very formal contexts; in such cases, 'require' may be more appropriate.

Frequently asked questions: Dependence vs Need

What's the difference between Dependence and Need?

Dependence: When someone needs something or someone else to function or be okay. Need: to require something

Which is more common: Dependence and Need?

Need is the most common in everyday English.

Which is more advanced: Dependence and Need?

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

Are Dependence and Need the same CEFR level?

Dependence: C1, Need: A1 on the CEFR scale.

What part of speech are Dependence and Need?

Dependence: noun, Need: verb.

Can you show an example of each?

Dependence: Her financial dependence on her parents made her reluctant to move out. Need: I need to finish my homework before dinner.

Can I use Dependence and Need interchangeably?

Not always. Dependence and Need 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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