Difference between Stubborn and Tenacious

STUBBORN vs TENACIOUS: ADJECTIVE

Firm as a stub or stump; stiff; unbending; unyielding; persistent; hence, unreasonably obstinate in will or opinion; not yielding to reason or persuasion; refractory; harsh; -- said of persons and things
Difficult to treat or deal with; resistant to treatment or effort.
Characterized by a refusal to change one's mind or course of action; dogged or persistent.
Refusing to change one's mind or course of action despite pressure to do so; unyielding or resolute. : obstinate.
Persisting in a reactionary stand
Not responding to treatment
Difficult to treat or deal with
Refusing to move or to change one's opinion; obstinate; firmly resisting.
Tenaciously unwilling or marked by tenacious unwillingness to yield

Synonyms and Refractory, Intractable, etc. (see obstinate); wilful, headstrong, unruly, inflexible, obdurate, ungovernable, indocile, mulish.
Harsh; rough; rude; coarse in texture or quality.
Difficult of treatment or management; hard to deal with or handle; not easily manipulated; refractory; tough; unyielding; stiff.
Persistently pursued or practised; obstinately maintained; not readily abandoned or relinquished.
To make stubborn; render stiff, unyielding, enduring, or the like.
Sturdy; stout; strong.
Fixed or set in opinion or purpose; obstinately determined; inflexibly resolute; not to be moved by persuasion; unyielding.
Persistently obdurate; obtuse to reason or right; obstinately perverse.

Tough; having great cohesive force between its particles, so that they resist any effort to pull or force them asunder: as, steel is the most tenacious of all known substances.
Apt to adhere to another substance; adhesive, as ropy, glutinous, or viscous matter; sticky; viscid: as, few substances are so tenacious as tar.
Niggardly; close-fisted.
Retentive; apt to retain long what is committed to it: said of the memory.
Holding fast, or inclined to hold fast; inclined to retain what is in possession: with of before the thing held; hence, stubborn; obstinate.

Bolshy, Hard, Stroppy, Pertinacious, Dogged, Dour, Intractable, Hardheaded, Cantankerous, Bullheaded, Pigheaded, Unyielding, Mulish, Tenacious, Obstinate

Indomitable, Indefatigable, Resolute, Tireless, Relentless, Adhesive, Coherent, Long, Retentive, Dour, Pertinacious, Bulldog, Dogged, Unyielding, Stubborn

Bolshy, Hard, Stroppy, Pertinacious, Dogged, Dour, Intractable, Hardheaded, Cantankerous, Bullheaded, Pigheaded, Unyielding, Mulish, Tenacious, Obstinate

Indomitable, Indefatigable, Resolute, Tireless, Relentless, Adhesive, Coherent, Long, Retentive, Dour, Pertinacious, Bulldog, Dogged, Unyielding, Stubborn

Why do you want to be so stubborn?
It reduces stubborn dark spots, revealing spotless skin.
It works on even the most stubborn calluses.
Sterren was stubborn enough to wait for him.
Creative, funny, unapologetically myself, realist, and sometimes stubborn.
Moses taught the Israelites not to be stubborn.
Ketoconazole commonly used for stubborn dandruff, psoriasis, etc.
My Dad is a very stubborn man and my Mam, although not quite as stubborn, is certainly more animated.
Kids can be stubborn just to be stubborn.
We introduce nondeterministic stubborn sets, stubborn sets which preserve strong cyclic plans.