theorising

/TH IY1 ER0 AY0 Z IH0 NG/
verb
  1. 1

    To formulate a theory, especially about some specific subject.

  2. 2

    To speculate.

noun
  1. 1

    The formation of theories.

Source: https://en.wiktionary.org/wiki/theorise, https://en.wiktionary.org/wiki/theorising, https://en.wiktionary.org/wiki/theorize, https://en.wiktionary.org/wiki/theorizing