bunching

/B AH1 N CH IH0 NG/
verb
  1. 1

    To gather into a bunch.

  2. 2

    To gather fabric into folds.

  3. 3

    To form a bunch.

  4. 4

    To be gathered together in folds

  5. 5

    To protrude or swell

Synonyms

noun
  1. 1

    An arrangement of items in a bunch.

  2. 2

    The illegitimate supplying of laboratory animals that are actually kidnapped pets or illegally trapped strays.

Source: https://en.wiktionary.org/wiki/bunch, https://en.wiktionary.org/wiki/bunching