verb · academic

sustain

/səˈsteɪn/sus·TAIN

Band 5-6task2task1

to cause or allow something to continue for a period of time

Examples

Economic growth at current rates cannot be sustained indefinitely.

The project sustained heavy losses in its first year.

Teachers need strategies to help students sustain motivation.

Band 8 sentence

Long-term success depends not only on initial investment but on the capacity of institutions to sustain reforms through changing political cycles.

Collocations

  • sustain growth/efforts/interest
  • sustainable development

Word family

sustainable adjectivesustainability noun

Common mistakes

to sustain in timeto sustain over time / to sustain for

sustain the ideasustain interest/the effort/the pace

Say it for a higher band

5keep6maintain7+sustain

Synonyms

maintain

Easily confused

maintain

He maintained his car regularly to avoid breakdowns.

Related words

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In Sublist 4

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