lappet vs sweatband

lappet

noun
  • A head-dress made with lappets for lace pendants. 

  • A wattle or flap-like structure on the face. 

  • A small decorative fold or flap, especially of lace or muslin, in a garment or headdress. 

verb
  • To decorate with, or as if with, lappets. 

sweatband

noun
  • A band of fabric, inside the crown of a hat, designed to absorb perspiration. 

  • A band of fabric worn around the wrist or head during sports to absorb perspiration. 

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