Synonyms of the word

badly

• adj. (Northern England) Ill, unwell.
• adv. In a bad manner.
• adv. Very much; to a great degree.

bad

• adj. Not good; unfavorable; negative.
• adj. Not suitable or fitting.
• adj. Seemingly non-appropriate, in manners, etc.
• adj. Unhealthy.
• adj. Tricky; stressful; unpleasant.
• adj. Evil; wicked.
• adj. Faulty; not functional.
• adj. (of food) Spoiled, rotten, overripe.
• adj. (of breath) Malodorous, foul.
• adj. (informal) Bold and daring.
• adj. (hip-hop slang) good, superlative.
• adj. (of a need or want) Severe, urgent.
• adv. (now colloquial) Badly.
• n. (slang) Error, mistake.
• n. (countable, uncountable, economics) An item (or kind of item) of merchandise with negative value; an unwanted…
• adj. (slang) Fantastic.
• v. (archaic) Alternative past tense of bid. See bade.
• v. (Britain, dialect, transitive) To shell (a walnut).

disadvantageously

• adv. In a disadvantageous manner.

gravely

• adv. In a grave or serious manner.
• adj. Characterised by gravel, pebbles, or small stones.

ill

• adj. (obsolete) Evil; wicked (of people).
• adj. (archaic) Morally reprehensible (of behaviour etc.); blameworthy.
• adj. Indicative of unkind or malevolent intentions; harsh, cruel.
• adj. Unpropitious, unkind, faulty, not up to reasonable standard.
• adj. Unwell in terms of health or physical condition; sick.
• adj. Having an urge to vomit.
• adj. (hip-hop slang) Sublime, with the connotation of being so in a singularly creative way.
• adj. (slang) Extremely bad (bad enough to make one ill). Generally used indirectly with to be.
• adv. Not well; imperfectly, badly; hardly.
• n. (often pluralized) Trouble; distress; misfortune; adversity.
• n. Harm or injury.
• n. Evil; moral wrongfulness.
• n. A physical ailment; an illness.
• n. (US, slang) PCP, phencyclidine.

mischievously

• adv. In a mischievous manner.

naughtily

• adv. In a naughty manner.

poorly

• adv. In a poor manner or condition; without plenty, or sufficiency, or suitable provision for comfort.
• adv. With little or no success; indifferently; with little profit or advantage.
• adv. Meanly; without spirit.
• adv. Without skill or merit.
• adj. ill, unwell, sick.

seriously

• adv. (manner) In a serious or literal manner.
• adv. (speech act) Used to attempt to introduce a serious point in a less serious conversation.
• adv. (speech act) Used to call back to a previous point, either in disbelief or emphasis.

severely

• adv. In a severe manner.