Adjektive
terrible {feelings & emotions}, [ more terrible ; most terrible]
horrible {feelings & emotions}, [ more horrible ; most horrible]
awful {feelings & emotions}, [ awfuller/more awful ; awfullest/most awful]
dire [ direr/more dire ; direst/most dire]
terrific {feelings & emotions}, [ more terrific ; most terrific]
gruesome [ more gruesome ; most gruesome]
horrendous {feelings & emotions}, [ more horrendous ; most horrendous]
mortal [ more mortal ; most mortal]
ghoulish [ more ghoulish ; most ghoulish]
fearful {feelings & emotions}, [ fearfuller ; fearfullest]
macabre [ more macabre ; most macabre]
...