One entry found for
pertinacious.
Main Entry:
per·ti·na·cious 
Pronunciation:
p
rt-
n-
-sh
s
Function:
adjective
1 : holding strongly to an opinion, purpose, or course of action
2 : stubbornly or annoyingly persistent
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per·ti·na·cious·ly adverb -
per·ti·na·cious·ness noun -
per·ti·nac·i·ty 
/
-
as-
t-
/
noun