disappear

Verb

• become less intense and fade away gradually
  • her resistance melted under his charm
    
  • her hopes evaporated after years of waiting for her fiance
    

• cease to exist
  • An entire civilization vanished
    

• become invisible or unnoticeable
  • The effect vanished when day broke
    

• get lost, as without warning or explanation
  • He disappeared without a trace
    

Related words

• Synonyms: 
  melt , evaporate , vanish , go away
• Antonyms: 
  appear , come along