nominalise

/N AA1 M AH0 N AH0 L AH0 S/
verb
  1. 1

    To use as or change into a noun, usually by affixing a morpheme.

  2. 2

    To make nominalistic.

Source: https://en.wiktionary.org/wiki/nominalise, https://en.wiktionary.org/wiki/nominalize