ghast·ly
ˈɡastlē/
adjective
1. causing great horror or fear; frightful or macabre.
"she was overcome with horror at the ghastly spectacle"
synonyms:	terrible, horrible, grim, awful, dire; More
antonyms:	pleasant 
2. extremely unwell.
"he always felt ghastly first thing in the morning"
synonyms:	unpleasant, objectionable, disagreeable, distasteful, awful, terrible, dreadful, detestable, insufferable, vile;