uneffective

Thân thiện

The teacher's uneffective lesson left the students confused.

Definition

1. Adjective:
   • Not producing an intended or desired effect; lacking effectiveness. This word describes something that fails to achieve its purpose or goal.

Usage Examples

• Adjective:
  • The marketing campaign was completely uneffective in boosting sales.
  • His uneffective leadership led to the project's failure.
  • The medication proved uneffective against the new strain of the virus.

Advanced Usage Notes

• Comparative and Superlative Forms: The standard forms are "more uneffective" and "most uneffective." The form "uneffectiver" is rarely, if ever, used.
• Formality: "Uneffective" is a standard English word, but it is less common than its synonym "ineffective." It is perfectly acceptable in both written and spoken English.

Variants and Related Words

• Ineffective (adj): The more common synonym with identical meaning.
  • The policy was criticized as being ineffective.
• Effectiveness (n): The quality of being effective.
  • The effectiveness of the treatment is still being studied.
• Effectual (adj): (Formal) Producing the intended result.
  • They took effectual measures to stop the leak.

Synonyms

• Ineffective
• Futile
• Inefficacious (more formal)
• Unsuccessful
• Vain

Antonyms

• Effective
• Effectual
• Efficacious
• Potent
• Successful

Related Phrases and Usage

• Prove uneffective: To be shown to not work.
  • The old methods have proven uneffective in the current market.
• Render uneffective: To cause something to become ineffective.
  • The new software update rendered the old security system uneffective.

Học thuật

Adjective

1. not producing an intended effect
   • an ineffective teacher
   • ineffective legislation

Từ đồng nghĩa

• ineffective
• ineffectual