insufficient (B2)

adjective

Pronunciation: /ˌɪn.səˈfɪʃ.ənt/

Definition

Not enough for a particular purpose; lacking.

Examples

• The evidence presented was insufficient to convict the suspect.

• We have insufficient funds to complete the project on time.

• His explanation for being late was insufficient and unbelievable.

How to Use insufficient

insufficient for (prepositional phrase)

Not enough to meet the needs or requirements of something. — "The current safety measures are insufficient for the growing number of visitors."

insufficient to (prepositional phrase)

Not enough to achieve a particular action or result. — "His apologies were insufficient to mend the broken trust."

Synonyms of insufficient

Words with a similar meaning to insufficient:

• lacking
• inadequate
• deficient
• scant

Antonyms of insufficient

Words with the opposite meaning to insufficient:

• sufficient
• adequate
• abundant

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