pertinacious

About 0.07 uses per million words.

Meaning

1. adjective Holding tenaciously to an opinion or purpose.
2. adjective Stubbornly resolute or tenacious.

Similar words

dogged tenacious stubborn dour unyielding bulldog persistent persistant opinative obdurate

Often followed by

in and adherence of resistance opposition as obstinacy enemies

Word family

pertinaciously pertinaciousness pertinaciousnesses pertinacities pertinacity