substantivized

/səbˈstæntɪvaɪzd/
adjective
  1. Used as a noun; having the grammatical function of a noun.
    • Many adjectives become substantivized when preceded by 'the,' like 'the rich.'
    • The word 'running' can be substantivized to mean the activity itself.
    • In the phrase 'the poor,' the adjective 'poor' is substantivized.
What does "substantivized" mean? | whatsthatwordmean | whatsthatwordmean