adjectify

verb2

1. •
   To convert (a word that is not an adjective) into an adjective.

   • If we desire to affirm that the substantive is put in action, we adjectify it by adding to its positive the termination tla; for example atawit, love; adjective affirming action atawit-la, loving. — 1862
2. •
   To describe something.

   • She adjectifies the teens as “iridescent,” the twenties as “glowing,” the thirties as “warning” and the forties as “triumphant.” — 1933