Find the synonyms of the following word: 'Tenacious'.
Persistent, dogged, determined, resolute, steadfast, unwavering, unyielding, persistent, persistent.
<sys>[INST] Find the synonyms of the following word: 'Tenacious'. [/INST] Persistent, dogged, determined, resolute, steadfast, unwavering, unyielding, persistent, persistent. </sys>