bunch vs swarm

bunch

verb
  • To form a bunch. 

  • To be gathered together in folds 

  • To protrude or swell 

  • To gather fabric into folds. 

  • To gather into a bunch. 

noun
  • A group of similar things, either growing together, or in a cluster or clump, usually fastened together. 

  • A protuberance; a hunch; a knob or lump; a hump. 

  • An informal body of friends. 

  • A considerable amount. 

  • A group of logs tied together for skidding. 

  • An unusual concentration of ore in a lode or a small, discontinuous occurrence or patch of ore in the wallrock. 

  • The reserve yarn on the filling bobbin to allow continuous weaving between the time of indication from the midget feeler until a new bobbin is put in the shuttle. 

  • The peloton; the main group of riders formed during a race. 

  • An unmentioned amount; a number. 

  • An unfinished cigar, before the wrapper leaf is added. 

swarm

verb
  • To breed multitudes. 

  • To fill a place as a swarm. 

  • To climb by gripping with arms and legs alternately. 

  • To overwhelm as by an opposing army. 

  • To move as a swarm. 

  • To teem, or be overrun with insects, people, etc. 

noun
  • A mass of people, animals or things in motion or turmoil. 

  • A large number of insects, especially when in motion or (for bees) migrating to a new colony. 

  • A group of nodes sharing the same torrent in a BitTorrent network. 

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