Difference between Uncomfortable and Tough

UNCOMFORTABLE 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.

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.
Prone to aggressive or violent behavior; rowdyish; -- of people, or groups.
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.
Difficult to do, perform, or accomplish.
Not easily separated; viscous; clammy; tenacious.

Disagreeably situated; uneasy; ill at ease: as, to feel uncomfortable.
Not comfortable; affording no comfort; causing bodily or mental discomfort; giving uneasiness; disquieting: as, an uncomfortable seat or condition.

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.

Self conscious, Ill at ease, Wretched, Warm, Comfortless, Bad, Tough, Disquieting, Miserable, Painful, Irritating, Discomfited, Embarrassed, Uneasy, Awkward

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

Self conscious, Ill at ease, Wretched, Warm, Comfortless, Bad, Tough, Disquieting, Miserable, Painful, Irritating, Discomfited, Embarrassed, Uneasy, Awkward

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

Tom is dignified and articulate, but increasingly uncomfortable.
Expressing feelings can be uncomfortable for those listening.
Am I doing something that you find uncomfortable?
They were uncomfortable events to say the least.
Very heightened tables can prove to be uncomfortable.
Gospel because it makes us and others uncomfortable.
Very poor and uncomfortable company to work for.
In fact, it is likely to be uncomfortable.
The patient is finding the procedure very uncomfortable Some patients will find the distension of the bladder uncomfortable.
It can be very uncomfortable dealing with a lot of uncomfortable vibration with each mishit.

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!