Unhealthy Synonyms

49 unhealthy synonyms include harmful, detrimental, destructive, injurious, damaging, deleterious, ruinous, malign, noxious, and poisonous. Unhealthy is an adjective, and its antonyms are healthy and fit. Here are some additional synonyms for "unhealthy" with example sentences.

Another word for Unhealthy

49 other ways to say unhealthy.

1. harmful

  • ruinous  
  •  
  • risky
  •   
  • poisonous  
  •  
  • perilous  
  •  
  • noxious  
  •  
  • malign  
  •  
  • insalubrious  
  •  
  • injurious  
  •  
  • harmful
  •   
  • detrimental
  •   
  • destructive  
  •  
  • deleterious  
  •  
  • dangerous
  •   
  • damaging  
  •  
  • baleful  
  •  

2. ill

  • weak
  •   
  • washed out  
  •  
  • valetudinarian  
  •  
  • unwell  
  •  
  • unsound  
  •  
  • unfit  
  •  
  • sickly  
  •  
  • sick
  •   
  • run down  
  •  
  • poorly  
  •  
  • peaky  
  •  
  • out of condition/shape  
  •  
  • in poor health  
  •  
  • in poor condition/shape  
  •  
  • infirm  
  •  
  • indisposed  
  •  
  • ill-looking  
  •  
  • ill  
  •  
  • frail  
  •  
  • feeble  
  •  
  • delicate
  •   
  • debilitated  
  •  
  • ailing  
  •  

3. unwholesome

  • warped  
  •  
  • unwholesome  
  •  
  • unnatural  
  •  
  • undesirable  
  •  
  • twisted  
  •  
  • sick
  •   
  • morbid  
  •  
  • macabre  
  •  
  • ghoulish  
  •  
  • depraved  
  •  
  • abnormal
  •   

Use unhealthy in a Sentence

Eating too much junk food is unhealthy for you.

He realized his lifestyle had become unhealthy over time.

It’s unhealthy to repress anger; it’s better to address it directly.

Stress can lead to unhealthy habits if not managed.

The unhealthy air quality made it hard to breathe.