bead vs percolate

bead

noun
  • A small drop of water or other liquid. 

  • A narrow molding with semicircular section. 

  • A bubble, in spirits. 

  • Each in a string of small balls making up the rosary or paternoster. 

  • Knowledge sufficient to direct one's activities to a purpose. 

  • A small, round ball at the end of a barrel of a gun used for aiming. 

  • A small, round object with a hole to allow it to be threaded on a cord or wire, particularly for decorative purposes. 

  • A rigid edge of a tire that mounts it on a wheel; tire bead. 

  • Various small, round solid objects. 

verb
  • To cause beads to form on (something). 

  • To apply beads to. 

  • To form into a bead. 

percolate

noun
  • A liquid that has been percolated. 

verb
  • To pass a liquid through a porous substance; to filter. 

  • To make (coffee) in a percolator. 

  • To drain or seep through a porous substance. 

  • To spread slowly or gradually; to slowly become noticed or realised. 

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