/ Thesaurus / N Synonyms of nitrogenise Find synonyms for: Verb1. nitrify, nitrogenize, nitrogenise, process, treatusage: treat with nitrogen or a nitrogen compoundWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: blithesome Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language