Depend vs Rely

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

Depend

Top 1,000 (very common)A2verb

Rely

Top 1,000 (very common)B2verb
 DependRely
Pronunciation🇬🇧 /["/dɪˈpend/","/dɪˈpendz/","/dɪˈpendɪd/","/dɪˈpendɪŋ/"]/🇺🇸 /["/dɪˈpend/","/dɪˈpendz/","/dɪˈpendɪd/","/dɪˈpendɪŋ/"]/🇬🇧 /["/rɪˈlaɪ/","/rɪˈlaɪz/","/rɪˈlaɪd/","/rɪˈlaɪɪŋ/"]/🇺🇸 /["/rɪˈlaɪ/","/rɪˈlaɪz/","/rɪˈlaɪd/","/rɪˈlaɪɪŋ/"]/
Meaningto need something or someone for supportTo depend on someone or something for help or support.
ExampleStarting salary varies from £26 000 to £30 500, depending on experience.I can always rely on my best friend.
RegisterNeutralNeutral
How commonTop 1,000 (very common)Top 1,000 (very common)
CEFR levelA2B2
Part of speechverbverb
Collocationsdepend on, depend heavily, depend entirely, depend largely, depend solelyrely on someone, rely heavily, rely mostly, rely primarily
Antonymsindependent, self-sufficientdistrust, neglect, abandon
Common mistakesConfusing 'depend' with 'dependant'., Using 'depend' without 'on' before the object., Saying 'depend of' instead of 'depend on'.Mistakenly use 'rely' without 'on', Confused with 'lie' in context, Using 'rely' with inanimate objects incorrectly
Usage notesUse 'depend' when talking about reliance. It's appropriate in both casual and formal contexts. Avoid using it when discussing certainty, as that would be 'rely'.Commonly used in both spoken and written English. Be careful not to confuse with 'trust'. Not suitable in very formal contexts.

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Depend

Frequently asked questions: Depend vs Rely

What's the difference between Depend and Rely?

Depend: to need something or someone for support Rely: To depend on someone or something for help or support.

Which is more advanced: Depend and Rely?

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

Are Depend and Rely the same CEFR level?

Depend: A2, Rely: B2 on the CEFR scale.

What part of speech are Depend and Rely?

Depend: verb, Rely: verb.

Can you show an example of each?

Depend: Starting salary varies from £26 000 to £30 500, depending on experience. Rely: I can always rely on my best friend.

Can I use Depend and Rely interchangeably?

Not always. Depend and Rely 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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