ebb

Noun

• the outward flow of the tide

• a gradual decline (in size or strength or power or number)

Verb

• fall away or decline
  • The patient's strength ebbed away
    

• hem in fish with stakes and nets so as to prevent them from going back into the sea with the ebb

• flow back or recede
  • the tides ebbed at noon
    

Related words

• Synonyms: 
  reflux , ebbing , wane , ebb away , ebb down , ebb out , ebb off
• Antonyms: 
  tide , surge