Maintain vs Preserve vs Restore vs Sustain

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

Maintain

Top 2,000 (common)B2verb

Preserve

Top 2,000 (common)B2verb

Restore

Top 2,000 (common)B2verb

Sustain

Top 2,000 (common)C1verb
 MaintainPreserveRestoreSustain
Pronunciation🇬🇧 //meɪnˈteɪn//🇺🇸 //meɪnˈteɪn//🇬🇧 //prɪˈzɜːv//🇺🇸 //prɪˈzɝːv//🇬🇧 /["/rɪˈstɔː(r)/","/rɪˈstɔːz/","/rɪˈstɔːd/","/rɪˈstɔːrɪŋ/"]/🇺🇸 /["/rɪˈstɔːr/","/rɪˈstɔːrz/","/rɪˈstɔːrd/","/rɪˈstɔːrɪŋ/"]/🇬🇧 /["/səˈsteɪn/","/səˈsteɪnz/","/səˈsteɪnd/","/səˈsteɪnɪŋ/"]/🇺🇸 /["/səˈsteɪn/","/səˈsteɪnz/","/səˈsteɪnd/","/səˈsteɪnɪŋ/"]/
MeaningTo keep something in good condition or continue to have it.To keep something safe from harm or change.to bring something back to a better condition or positionTo keep something going or maintain it.
ExampleTo maintain a healthy lifestyle, you should exercise regularly.We need to preserve our natural resources for future generations.The government plans to restore the historical building to its original design.We must find ways to sustain our natural resources for the future.
RegisterNeutralNeutralNeutralNeutral
How commonTop 2,000 (common)Top 2,000 (common)Top 2,000 (common)Top 2,000 (common)
CEFR levelB2B2B2C1
Part of speechverbverbverbverb
Collocationsmaintain order, maintain balance, maintain standards, maintain equipmentpreserve food, preserve nature, preserve culture, preserve the environmentquickly, soon, need to, attempt to, seek to, to, an attempt to restore something, an effort to restore something, be aimed at restoring something, completely, fully, partially, to, newly restored, recently restored, restore something to its former gloryno longer, barely, indefinitely, be able to, can, be unable to
Antonymsneglect, abandon, discontinuedestroy, neglect, wastedeteriorate, damage, destroyneglect, abandon, cease
Common mistakesConfused with 'mainten' which is not a word., Using 'maintain' with uncountable nouns incorrectly., Omitting the object when using it in a sentence.Confused with 'conserve' which has a more restricted meaning., Using 'preserve' with uncountable nouns incorrectly., Misplacing 'preserve' in sentences, especially in passive forms.Confused with 'store' — they have different meanings., Used incorrectly with 'to' instead of 'to restore' — e.g., 'restore to health' instead of 'restore health.''Sustain' is often confused with 'sustained' as a past form., Learners sometimes forget to add an object after 'sustain'., 'Sustain' is misused when referring to temporary situations, instead of ongoing support.
Usage notesUsed in contexts involving care, upkeep, or support. Appropriate in both spoken and written English but varies from technical discussions to daily conversation.Used to indicate the act of maintaining something in its original state. Often used in environmental and culinary contexts. Avoid informal settings.Use 'restore' in contexts where something needs to be fixed or returned to its original state. Common in discussions about art, technology, and nature. Avoid in very casual conversations.Use 'sustain' in contexts about keeping something alive or supporting it over time. It can be formal when discussing topics like environmental issues or less formal in conversations about personal interests.

Frequently asked questions: Maintain vs Preserve vs Restore vs Sustain

What's the difference between Maintain, Preserve, Restore, and Sustain?

Maintain: To keep something in good condition or continue to have it. Preserve: To keep something safe from harm or change. Restore: to bring something back to a better condition or position Sustain: To keep something going or maintain it.

Which is more advanced: Maintain, Preserve, Restore, and Sustain?

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

Are Maintain, Preserve, Restore, and Sustain the same CEFR level?

Maintain: B2, Preserve: B2, Restore: B2, Sustain: C1 on the CEFR scale.

What part of speech are Maintain, Preserve, Restore, and Sustain?

Maintain: verb, Preserve: verb, Restore: verb, Sustain: verb.

Can you show an example of each?

Maintain: To maintain a healthy lifestyle, you should exercise regularly. Preserve: We need to preserve our natural resources for future generations. Restore: The government plans to restore the historical building to its original design. Sustain: We must find ways to sustain our natural resources for the future.

Can I use Maintain, Preserve, Restore, and Sustain interchangeably?

Not always. Maintain, Preserve, Restore, and Sustain 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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