Weak Synonyms

80 weak synonyms include frail, feeble, puny, fragile, delicate, weakly, infirm, sick, sickly, and shaky. Weak is an adjective, and its antonyms are strong, powerful, and keen. Here are some additional synonyms for "weak" with example sentences.

Another word for Weak

80 other ways to say weak.

1. frail

  • worn out  
  •  
  • weedy  
  •  
  • weakly  
  •  
  • tired
  •   
  • spent  
  •  
  • sickly  
  •  
  • sick
  •   
  • shaky  
  •  
  • puny  
  •  
  • infirm  
  •  
  • indisposed  
  •  
  • incapacitated  
  •  
  • frail  
  •  
  • fragile
  •   
  • feeble  
  •  
  • fatigued  
  •  
  • exhausted
  •   
  • enervated  
  •  
  • delicate
  •   
  • decrepit  
  •  
  • debilitated  
  •  
  • ailing  
  •  

2. inadequate

  • wanting  
  •  
  • substandard  
  •  
  • poor
  •   
  • lacking  
  •  
  • inadequate
  •   
  • imperfect  
  •  
  • flawed  
  •  
  • feeble  
  •  
  • faulty  
  •  
  • deficient  
  •  
  • defective  
  •  

3. inadequate

  • wanting  
  •  
  • substandard  
  •  
  • poor
  •   
  • lacking  
  •  
  • inadequate
  •   
  • imperfect  
  •  
  • flawed  
  •  
  • feeble  
  •  
  • faulty  
  •  
  • deficient  
  •  
  • defective  
  •  

4. unconvincing

5. dim

  • wan  
  •  
  • pale  
  •  
  • muted  
  •  
  • feeble  
  •  
  • faint  
  •  
  • dull
  •   
  • dim  
  •  

6. watery

  • wishy-washy  
  •  
  • watery  
  •  
  • watered down  
  •  
  • thinned down  
  •  
  • thin
  •   
  • tasteless  
  •  
  • mild  
  •  
  • insipid  
  •  
  • flavourless  
  •  
  • diluted  
  •  
  • dilute  
  •  
  • bland  
  •  
  • adulterated  
  •  

Use weak in a Sentence

Exploitation often occurs when regulations are weak.

Feeling weak, she sought support.

His weak resolve quickly crumbled.

The bridge collapsed under weak pressure.

weak arguments failed to convince anyone.