bunch vs flock

bunch

verb
  • To gather into a bunch. 

  • To be gathered together in folds 

  • To form a bunch. 

  • To protrude or swell 

  • To gather fabric into folds. 

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. 

flock

verb
  • To congregate in or head towards a place in large numbers. 

  • To cover a Christmas tree with artificial snow. 

  • To coat a surface with dense fibers or particles; especially, to create a dense arrangement of fibers with a desired nap. 

  • To treat a pool with chemicals to remove suspended particles. 

noun
  • A large number of animals associated together in a group; commonly used of sheep, but (dated) also used for goats, farmed animals, and a wide variety of animals. 

  • Very fine sifted woollen refuse, especially that from shearing the nap of cloths, formerly used as a coating for wallpaper to give it a velvety or clothlike appearance; also, the dust of vegetable fibre used for a similar purpose. 

  • A large number of people. 

  • A number of birds together in a group, such as those gathered together for the purpose of migration. 

  • Those served by a particular pastor or shepherd.herd/flock 

  • Coarse tufts of wool or cotton used in bedding. 

  • A religious congregation. 

  • A lock of wool or hair. 

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