costume vs guise

costume

noun
  • An outfit or a disguise worn as fancy dress etc. 

  • A style of dress, including garments, accessories and hairstyle, especially as characteristic of a particular country, period or people. 

  • A set of clothes appropriate for a particular occasion or season. 

verb
  • To dress or adorn with a costume or appropriate garb. 

guise

noun
  • Misleading appearance; cover, cloak. 

  • External appearance in manner or dress; appropriate indication or expression; garb; shape. 

  • Customary way of speaking or acting; fashion, manner, practice (often used formerly in such phrases as "at his own guise"; that is, in his own fashion, to suit himself.) 

How often have the words costume and guise occurred in a corpus of books? (source: Google Ngram Viewer )