Wikipedia does not have an article on "assuage", but its sister project Wiktionary does:

Read the Wiktionary entry on "assuage"

You can also:

• Search for Assuage in Wikipedia to check for alternative titles or spellings.
• Start the Assuage article, using the Article Wizard if you wish, or add a request for it; but please remember that Wikipedia is not a dictionary.
  wiktionary:assuage