plait vs wreathe

plait

verb
  • To interweave the strands or locks of; to braid 

  • To fold; to double in narrow folds; to pleat 

noun
  • A flat fold; a doubling, as of cloth; a pleat. 

  • A braid, as of hair or straw; a plat. 

wreathe

verb
  • To twist, curl or entwine something into a shape similar to a wreath. 

  • To form a wreathlike shape around something. 

  • To curl, writhe or spiral in the form of a wreath. 

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