The difference between Bad and Ill

When used as nouns, bad means error, mistake, whereas ill means trouble.

When used as adverbs, bad means badly, whereas ill means not well.

When used as adjectives, bad means unfavorable, whereas ill means evil.

Bad is also verb with the meaning: . see .

check bellow for the other definitions of Bad and Ill

  1. Bad as an adjective:

    Unfavorable; negative; not good.

    Examples:

    "You have bad credit."

    "The weather looks pretty bad right now."

    "Don't talk to him; he's in a bad mood."

  2. Bad as an adjective:

    Not suitable or fitting.

    Examples:

    "Do you think it is a bad idea to confront him directly?"

  3. Bad as an adjective:

    Not appropriate, of manners etc.

    Examples:

    "It is bad manners to talk with your mouth full."

  4. Bad as an adjective:

    Unhealthy; liable to cause health problems.

    Examples:

    "Lard is bad for you. Smoking is bad for you, too. Grapes are bad for dogs but not for humans."

  5. Bad as an adjective:

    Sickly, unhealthy, unwell.

    Examples:

    "Joe's in a bad way; he can't even get out of bed."

    "I went to the hospital to see how my grandfather was doing. Unfortunately, he's in a bad state."

    "I've had a bad back since the accident."

  6. Bad as an adjective:

    Tricky; stressful; unpleasant.

    Examples:

    "Divorce is usually a bad experience for everybody involved."

  7. Bad as an adjective:

    Evil; wicked.

    Examples:

    "Be careful. There are bad people in the world."

  8. Bad as an adjective:

    Faulty; not functional.

    Examples:

    "I had a bad headlight."

  9. Bad as an adjective (of food):

    , rotten, overripe.

    Examples:

    "These apples have gone bad."

  10. Bad as an adjective (of breath):

    ; foul.

    Examples:

    "'Bad breath is not pleasant for anyone."

  11. Bad as an adjective:

    False; counterfeit; illegitimate.

    Examples:

    "They were caught trying to pass bad coinage."

  12. Bad as an adjective:

    Unskilled; of limited ability; not good.

    Examples:

    "I'm pretty bad at speaking French."

    "He's a bad gardener; everything he tries to grow ends up dying."

  13. Bad as an adjective:

    Of poor physical appearance.

    Examples:

    "I look really bad whenever I get less than seven hours of sleep."

    "I don't look bad in this dress, do I?"

  14. Bad as an adjective (informal):

    Bold and daring.

  15. Bad as an adjective (hip-hop slang):

    Good; superlative.

  16. Bad as an adjective (of a, need or want):

    Severe, urgent.

    Examples:

    "He is in bad need of a haircut."

  17. Bad as an adjective (US, slang):

    Overly promiscuous, licentious.

  1. Bad as an adverb (now, colloquial):

    Badly.

    Examples:

    "I didn't do too bad in the last exam."

  1. Bad as a noun (slang):

    Error, mistake.

    Examples:

    "Sorry, my bad!"

  2. Bad as a noun (countable, uncountable, economics):

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

  1. Bad as an adjective (slang):

    Fantastic.

    Examples:

    "You is'' SIC ''bad, man!"

  1. Bad as a verb (archaic):

    . See .

  1. Bad as a verb (British, dialect, transitive):

    To shell (a walnut).

  1. Ill as an adjective (obsolete):

    Evil; wicked (of people).

  2. Ill as an adjective (archaic):

    Morally reprehensible (of behaviour etc.); blameworthy.

  3. Ill as an adjective:

    Indicative of unkind or malevolent intentions; harsh, cruel.

    Examples:

    "He suffered from ill treatment."

  4. Ill as an adjective:

    Unpropitious, unkind, faulty, not up to reasonable standard.

    Examples:

    "'ill manners; ill will"

  5. Ill as an adjective:

    Unwell in terms of health or physical condition; sick.

    Examples:

    "I've been ill with the flu for the past few days."

  6. Ill as an adjective:

    Having an urge to vomit.

    Examples:

    "Seeing those pictures made me ill."

  7. Ill as an adjective (hip-hop slang):

    Sublime, with the connotation of being so in a singularly creative way.

  8. Ill as an adjective (slang):

    Extremely bad (bad enough to make one ill). Generally used indirectly with to be.

    Examples:

    "That band was ill."

  1. Ill as an adverb:

    Not well; imperfectly, badly; hardly.

  1. Ill as a noun (often [[pluralize]]d):

    Trouble; distress; misfortune; adversity.

    Examples:

    "Music won't solve all the world's ills, but it can make them easier to bear."

  2. Ill as a noun:

    Harm or injury.

    Examples:

    "I wouldn't want you to do me ill."

  3. Ill as a noun:

    Evil; moral wrongfulness.

  4. Ill as a noun:

    A physical ailment; an illness.

    Examples:

    "I am incapacitated by rheumatism and other ills."

  5. Ill as a noun (US, slang):

    PCP, phencyclidine.

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