Affected with disease of any kind; ill; indisposed; not in health. See the Synonym under Illness.

Very good

The term currently used for "really good".

not in good physical or mental health; "ill from the monotony of his suffering"

An expression used to describe something exceptionally good.

An expression used to describe something really exceptional, clothing, a trick, a run, etc.

Described equipment is degraded.

A term used to describe when someone does something impressive. e.g. "that was a sick air" - not just because you have swallowed too much sea water.

Affected with, or attended by, nausea; inclined to vomit; as, sick at the stomach; a sick headache.

eject the contents of the stomach through the mouth; "After drinking too much, the students vomited"; "He purged continuously"; "The patient regurgitated the food we gave him last night"

feeling nausea; feeling about to vomit