frightful - English Synonyms Dictionary

frightful

adj.
[1] awful , atrocious , horrifying , dreadful , terrible , horrible , ugly , disagreeable , atrocious , abhorrent , loathsome , grisly , ghastly , lurid , macabre , horrible , horrifying , horrid , horrendous , nasty , hideous , vile , unspeakable , nauseating , nauseous , repugnant , repulsive , shocking , revolting , abominable , offensive , ugly
[2] terrible , awful , tremendous
[3] fearful