to a severe or serious degree

同义词：severely  /  gravely  /  seriously

(`ill' is often used as a combining form) in a poor or improper or unsatisfactory manner; not well

同义词：ill  /  poorly

evilly or wickedly

in a disobedient or naughty way

同义词：mischievously  /  naughtily

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

同义词：bad

very much; strongly

同义词：bad

without skill or in a displeasing manner

in a disadvantageous way; to someone's disadvantage

同义词：disadvantageously

unfavorably or with disapproval

同义词：ill

with unusual distress or resentment or regret or emotional display