Difference between Hardened and Tough

HARDENED vs TOUGH: NOUN

An aggressive and violent young criminal
Someone who learned to fight in the streets rather than being formally trained in the sport of boxing
A person who is tough{7}; a ruffian; a thug.
A rough; a bully; an incorrigibly vicious fellow; a bad character.
A violent or rowdy person; a hoodlum or thug.
A cruel and brutal fellow
A person who obtains things by force; a thug or bully.

Protected against attack (especially by nuclear weapons)
Unfeeling or lacking emotion due to experience; callous.
Strongly habituated to a certain type of behavior, and unlikely to change. Usually used only of behavior perceived negatively.
Experienced and inured to hardship.
Rendered resistant to the effects of nearby explosions.
Made hard, or harder, or compact; made unfeeling or callous; made obstinate or obdurate; confirmed in error or vice.
Made tough by habitual exposure
Made hard or flexible or resilient especially by heat treatment
Converted to solid form (as concrete)
Used of persons; emotionally hardened

Aggressive; pugnacious.
Inclined to violent or disruptive behavior; rowdy or rough.
Difficult to endure; severe; harsh.
Difficult to deal with; demanding or troubling.
Very difficult; severely testing stamina or resolution
Strong-minded; resolute.
Physically hardy; rugged.
Hard to cut or chew.
Able to withstand great strain without tearing or breaking; strong and resilient.
Unfortunate or hard to bear
Substantially made or constructed
Feeling physical discomfort or pain (`tough' is occasionally used colloquially for `bad')
Violent and lawless
Not given to gentleness or sentimentality
Physically toughened
Tough to cut or chew
Trying or unpleasant.
Making great mental demands; hard to comprehend or solve or believe
Undergoing plastic deformation before breaking.
Difficult or demanding.
Rowdy or rough.
Harsh or severe.
Stubborn.
Rugged or physically hardy.
Difficult to cut or chew.
Strong and resilient; sturdy.
To make it a matter of difficulty; to make it a hard matter.
Difficult to do, perform, or accomplish.
Severe; violent.
Stiff; rigid; not flexible; stubborn.
Unfortunate; too bad.
Fine; great.
Having the quality of flexibility without brittleness; yielding to force without breaking; capable of resisting great strain.
Not easily broken; able to endure hardship; firm; strong; -- of objects and people.
Prone to aggressive or violent behavior; rowdyish; -- of people, or groups.
Not easily separated; viscous; clammy; tenacious.

Severe; violent: as, a tough rebuke or tirade; a tough storm.
Hard to manage or accomplish; difficult; trying; requiring great or continued effort.
Not easily influenced; unyielding; stubborn; hardened; incorrigible.
Not easily separated; tenacious; stiff; ropy; viscous: as, a tough clay; tough phlegm.
Firm; strong; able to endure hardship, hard work, or ill usage; hardy; not easily broken or impaired.
Having the property of flexibility without brittleness; yielding to a bending force without breaking; also, hard to cut or sever, as with a cutting-instrument: as, tough meat.
Resistant to cutting or chewing
Very difficult
Making great mental demands
(idiom) (tough it out) To get through despite hardship; endure.
(idiom) (that's tough) Used to indicate recalcitrance or noncompliance with a complaint or demand.

Hard boiled, Enured, Case hardened, Set, Burned, Treated, Burnt, Sunbaked, Baked, Hard, Tempered, Inured, Tough, Annealed, Toughened

Unsentimental, Violent, Calloused, Sturdy, Pugnacious, Hardened, Rowdy, Bully, Rugged, Uncomfortable, Toughened, Toughie, Bad, Hard, Difficult

Hard boiled, Enured, Case hardened, Set, Burned, Treated, Burnt, Sunbaked, Baked, Hard, Tempered, Inured, Tough, Annealed, Toughened

Gristly, Unsentimental, Violent, Calloused, Sturdy, Pugnacious, Hardened, Rowdy, Bully, Rugged, Uncomfortable, Toughened, Bad, Hard, Difficult

Hardened boron alloy shackles for superior cut resistance.
ICBMs are in launch facilities that were hardened.
Since her nipples hardened, at least in theory?
Life because their hearts are hardened against God.
Hardened steel body ensures longevity of the tool.
Such systems are considered to be nuclear hardened.
Paul interprets the hardened heart of Pharaoh during the Plagues of Egypt as referring to the hardened hearts of the Jews who rejected Christ.
We have to know the properties of hardened concrete as well as fresh concrete, which is not hardened yet.
Case Hardened Here are the best Blue Gem patterns for the Karambit Case Hardened in CSGO.
These alloys cannot be hardened through heat treatments but can be work hardened.

Might be tough for a small order though.
This must be a tough time for you.
Diplomacy, especially under circumstances like these, is tough!
Recently I was going through a tough time.
WIld MUstangs and it must be tough fencing.
The girl was a tough one to find.
Probably tough to get a five star review and also tough to get a three star review.
Residue might be tough to get out, so you may have to hand scrub with a tough sponge.
It was tough, made you tough, cause you knew what to expect.
Going gets tough, the tough call the Iron Marines by purchasing this item you!