heaviness

Noun

• unwelcome burdensome difficulty

• used of a line or mark

• an oppressive quality that is laborious and solemn and lacks grace or fluency
  • a book so serious that it sometimes subsided into ponderousness
    
  • his lectures tend to heaviness and repetition
    

• persisting sadness
  • nothing lifted the heaviness of her heart after her loss
    

• the property of being comparatively great in weight
  • the heaviness of lead
    

Related words

• Synonyms: 
  burdensomeness , onerousness , oppressiveness , thickness , ponderousness , weightiness
• Antonyms: 
  lightness , weightlessness