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English definition of “ill”

ill

adverb
 
 
/ɪl/ formal
badly: Many of the nurses were ill prepared to deal with such badly burned patients.Serious and unpleasantNot attractive to look atInformal words for bad
can ill afford (to do) sth If you can ill afford to do something, it is likely to make things difficult for you if you do it: This is a match United can ill afford to lose.Impossible and improbable
speak ill of sb formal to say bad things about someoneUnkind, cruel and unfeelingViolent or aggressiveTreating people or animals badlyInsults and abuse
(Definition of ill adverb from the Cambridge Learners Dictionary © Cambridge University Press)
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