You searched for: “pertinacity”
pertinacity (s) (noun), pertinacities (pl)
The state of showing stubborn persistence; persistent determination; perseverance; tenaciousness: People who have the character of pertinacity usually possess a strong will, are self-confident, and have a lot of courage and conviction. :
This entry is located in the following units: -acity (page 2) per- (page 11) ten-, tent-, tin-, -tain, -tainment, -tenance, -tinence (page 6)