Definition of feel-bad:
(v) :
(heading) To sense or think emotionally or judgmentally.
(v) :
(transitive) To experience an emotion or other mental state about.
(v) :
(intransitive, copulative) To experience an emotion or other mental state.
(v) :
(intransitive) To sympathise; to have the sensibilities moved or affected.
(v) :
(transitive) To be or become aware of.
(v) :
(transitive, copulative) To become aware of through the skin; to use the sense of touch on.