eclipse

Noun

• one celestial body obscures another

Verb

• cause an eclipse of (a celestial body) by intervention
  • The Sun eclipses the moon today
    
  • Planets and stars often are occulted by other celestial bodies
    

• be greater in significance than
  • the tragedy overshadowed the couple's happiness
    

Related words

• Synonyms: 
  occultation , occult , overshadow , dominate