Take an adjective (implacable) or a verb (calibrate) or even another noun (crony) and add a suffix like ity, tion or ism. You’ve created a new noun: implacability, calibration, cronyism. Sounds impressive, right?
Nouns formed from other parts of speech are called nominalizations. Academics love them; so do lawyers, bureaucrats and business writers. I call them “zombie nouns” because they cannibalize active verbs, suck the lifeblood from adjectives and substitute abstract entities for human beings:
