Hideous

a.	1.	Frightful, shocking, or offensive to the eyes; dreadful to behold; as, a hideous monster; hideous looks.
	2.	Distressing or offensive to the ear; exciting terror or dismay; as, a hideous noise.
	3.	Hateful; shocking.

Adj.	1.	hideous - grossly offensive to decency or morality; causing horror; "subjected to outrageous cruelty"; "a hideous pattern of injustice"; "horrific conditions in the mining industry" Synonyms: horrific, outrageous, horrid
	2.	hideous - so extremely ugly as to be terrifying; "a hideous scar"; "a repulsive mask" Synonyms: repulsive

abhorrent, abominable, appalling, astounding, atrocious, awe-inspiring, awesome, awful, baneful, beastly, contemptible, damnable, dire, direful, disgusting, dread, dreaded, dreadful, exceptionable, execrable, fell, forbidding, formidable, foul, ghastly, ghoulish, grim, grotesque, gruesome, hateful, heinous, horrendous, horrid, horrific, ill-favored, ill-looking, inadmissible, loathsome, lurid, macabre, monstrous, morbid, nasty, nauseating, nauseous, odious, offensive, outrageous, redoubtable, repellent, repelling, repugnant, repulsive, revolting, rotten, schrecklich, sickening, terrific, tragic, tremendous, unacceptable, unbeautiful, uncomely, undesirable, unsightly, unspeakable, unwanted, unwelcome, vile