Synset

(`ill' is often used as a combining form) in a poor or improper or unsatisfactory manner; not well
<adv.all>   freq. cnt.: 16 freq. cnt.: 9 freq. cnt.: 4 freq. cnt.: 3

badly

ill

poorly

sample sentences

"he was ill prepared"
"it ill befits a man to betray old friends"
"the car runs badly"
"he performed badly on the exam"
"the team played poorly"
"ill-fitting clothes"
"an ill-conceived plan"