poorly

Adjective

• somewhat ill or prone to illness
  • my poor ailing grandmother
    
  • feeling a bit indisposed today
    
  • you look a little peaked
    
  • feeling poorly
    
  • a sickly child
    
  • is unwell and can't come to work
    

Adverb

• (`ill' is often used as a combining form) in a poor or improper or unsatisfactory manner; not well
  • he was ill prepared
    
  • it ill befits a man to betray old friends
    
  • the car runs badly
    
  • he performed badly on the exam
    
  • the team played poorly
    
  • ill-fitting clothes
    
  • an ill-conceived plan
    

Related words

• Synonyms: 
  ailing , indisposed , peaked(p) , poorly(p) , sickly , unwell , under the weather , seedy , ill , badly
• Antonyms: 
  well , good