vouchsafe
vouch·safe
verb
1.
grant in a condescending manner
2.
promise or agree condescendingly, as a special favor
Origin
From vouch + safe, written as two words in Middle English and early Modern English.
Related words
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.