pertinacity
per·ti·na·city
noun
Origin
From Middle French pertinacité, from Old French pertinace (“obstinate, stubborn”).
Related words
Word family
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.