Badass vs. Bad — What's the Difference?

A mean-tempered or belligerent person.

Not achieving an adequate standard; poor

Mean; belligerent.

Immoral or evil.

A belligerent or mean person; a person with an unpleasantly extreme appearance, attitudes, or behavior.

Vulgar or obscene

A person considered impressive due to courage, skill, daring, audacity, and/or toughness.

Disobedient or naughty

Belligerent and troublesome.

Disagreeable, unpleasant, or disturbing

Having an extreme appearance, attitude, or behavior that is considered admirable.

Unfavorable

Not fresh; rotten or spoiled

Injurious in effect; detrimental

Not working properly; defective

Full of or exhibiting faults or errors

Having no validity; void

Being so far behind in repayment as to be considered a loss

Severe; intense

Being in poor health or in pain

Being in poor condition; diseased

Sorry; regretful

Bad·der, bad·dest Slang Very good; great.

Something that is below standard or expectations, as of ethics or decency

Badly.

A past tense of bid.

Unfavorable; negative; not good.

Not suitable or fitting.

Not appropriate, of manners etc.

Unhealthy; liable to cause health problems.

(chiefly applied to a person's state of health) Sickly, unhealthy, unwell.

Not behaving; behaving badly; misbehaving; mischievous or disobedient.

Tricky; stressful; unpleasant.

Evil; wicked.

Faulty; not functional.

(of food) Spoiled, rotten, overripe.

(of breath) Malodorous; foul.

False; counterfeit; illegitimate.

Unskilled; of limited ability; not good.

Of poor physical appearance.

(informal) Bold and daring.

(slang) Good, superlative, excellent, cool.

Severe, urgent.

Overly promiscuous, licentious.

Very attractive; hot, sexy.

Not covered by funds on account.

Badly.

Something that is bad; a harm or evil.

Error; mistake.

An item (or kind of item) of merchandise with negative value; an unwanted good. Bad (economics)

Used to scold a misbehaving child or pet.

(archaic) bid.

To shell (a walnut).

Bade.

Wanting good qualities, whether physical or moral; injurious, hurtful, inconvenient, offensive, painful, unfavorable, or defective, either physically or morally; evil; vicious; wicked; - the opposite of good; as, a bad man; bad conduct; bad habits; bad soil; bad air; bad health; a bad crop; bad news.

That which is below standard or expectations as of ethics or decency;

Having undesirable or negative qualities;

Very intense;

Feeling physical discomfort or pain (`tough' is occasionally used colloquially for `bad');

(of foodstuffs) not in an edible or usable condition;

Not capable of being collected;

Below average in quality or performance;

Nonstandard;

Not financially safe or secure;

Physically unsound or diseased;

Capable of harming;

Keenly sorry or regretful;

Characterized by wickedness or immorality;

Reproduced fraudulently;

Not working properly;

With great intensity (`bad' is a nonstandard variant for `badly');

Very much; strongly;