worse

nouns

something inferior in quality or condition or effect
"for better or for worse"; "accused of cheating and lying and worse"
is a type of (narrower)
that which is below standard or expectations as of ethics or decency
"take the bad with the good"

adjectives

(comparative of `bad') inferior to another in quality or condition or desirability
"this road is worse than the first one we took"; "the road is in worse shape than it was"; "she was accused of worse things than cheating and lying"
antonym
is similar to
made or become worse; impaired
"troubled by the worsened economic conditions"; "the worsened diplomatic relations"
domain usage
the comparative form of an adjective or adverb
"`faster' is the comparative of the adjective `fast'"; "`less famous' is the comparative degree of the adjective `famous'"; "`more surely' is the comparative of the adverb `surely'"
changed for the worse in health or fitness
"I feel worse today"; "her cold is worse"
antonym

adverbs

(comparative of `ill') in a less effective or successful or desirable manner
"he did worse on the second exam"
domain usage
the comparative form of an adjective or adverb
"`faster' is the comparative of the adjective `fast'"; "`less famous' is the comparative degree of the adjective `famous'"; "`more surely' is the comparative of the adverb `surely'"