"Marla is extremely tenacious," said Valerie Runyan, her mother.

Stanley Fink, the former Assembly Speaker, said: "I find him to be extremely tenacious and well-versed on the issues.

He is extremely tenacious and his enthusiasm often infects those around him, particularly Michael and Josh, who would otherwise have better judgment.

An outbreak of QD, on the other hand, can ignore the weather and produce a localized plague that is extremely tenacious.

"She is extremely tenacious and just so strong for her body weight," Forster said.

Strains that are bred for use as marijuana would benefit from extremely tenacious resin heads that would not fall off during packag- ing and shipment.

Regarding himself as an absolute sovereign, he was extremely tenacious of his rights.

Most people though, find the aroma extremely tenacious.

He's a remarkable man who's extremely tenacious in trying to help the poor.

Americans' party loyalty is "very strong and very pliable, extremely tenacious and in the end somewhat empty."