appalling

used to emphasize how bad something is

used for strong emphasis on how bad something is

used with extreme adjectives to mean 'completely'

a strong way to say 'completely' or 'totally'

used to mean 'completely' or 'totally', especially in BrE

forms the superlative, indicating the highest degree of being bad

describes a state of being extremely bad

describes something that sounds extremely bad when heard or read about

describes an appearance that is extremely bad