adjective · neutral

substantial

/səbˈstænʃəl/sub·STAN·tial

Band 6-7task2speaking

large in amount, size, or importance

Examples

There was a substantial increase in renewable energy investment.

The museum received a substantial donation from alumni.

The policy led to substantial improvements in air quality.

Band 8 sentence

The new regulation produced a substantial reduction in emissions within two years.

Collocations

  • substantial evidence
  • substantial amount
  • substantial improvement

Word family

substantial adjectivesubstantially adverbsubstance noun

Common mistakes

a substantiate amounta substantial amount

the change was substantially bigthe change was substantial

Say it for a higher band

5big6significant7+substantial

Synonyms

significant

Easily confused

significant

There was a significant difference between the two methods.

Related words

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In Sublist 7

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