substantives

/S AH1 B S T AH0 N T IH0 V Z/
noun
  1. 1

    (grammar) a word that names a person, place, thing or idea; a noun (sensu stricto)

  2. 2

    Part of a text that carries the meaning, such as words and their ordering.

verb
  1. 1

    (grammar) to make a word belonging to another part of speech into a substantive (that is, a noun) or use it as a noun

Source: https://en.wiktionary.org/wiki/substantive, https://en.wiktionary.org/wiki/substantives