substantivize
/səbˈstæntɪvaɪz/
verb
- To use a word that is normally another part of speech (like an adjective or verb) as a noun.
- In English, you can substantivize an adjective like 'poor' to mean 'poor people.'
- The writer chose to substantivize the verb 'run' to create the noun 'the run.'
- Linguists study how languages substantivize words to form new nouns.