horrible (adj.)
- abhorrent
- abominable
- appalling
- arrant
- astounding
- atrocious
- awe-inspiring
- awesome
- awful
- baneful
- base
- beastly
- blameworthy
- brutal
- contemptible
- deadly
- deplorable
- despicable
- detestable
- dire
- direful
- disagreeable
- disgusting
- dread
- dreaded
- dreadful
- egregious
- enormous
- fearful
- fell
- fetid
- filthy
- flagrant
- forbidding
- formidable
- foul
- frightening
- frightful
- fulsome
- ghastly
- ghoulish
- grievous
- grim
- grisly
- gross
- gruesome
- harrowing
- hateful
- heinous
- hideous
- horrendous
- horrid
- horrific
- horrifying
- howling
- infamous
- lamentable
- loathsome
- lousy
- lurid
- macabre
- monstrous
- morbid
- nasty
- nauseating
- nauseous
- nefarious
- noisome
- notorious
- obnoxious
- odious
- offensive
- outrageous
- pitiable
- pitiful
- rank
- redoubtable
- regrettable
- repellent
- repelling
- reprehensible
- repugnant
- repulsive
- revolting
- rotten
- rousing
- sad
- scandalous
- scurvy
- shabby
- shameful
- shocking
- shoddy
- sickening
- sordid
- squalid
- terrible
- terrific
- terrifying
- thumping
- tragic
- tremendous
- unclean
- unpleasant
- unspeakable
- vile
- villainous
- whacking
- woeful
- worst
- worthless
- wretched
Arms on armour clashing bray'd
Horrible discord, and the madding wheels
Of brazen chariots rag'd: dire was the noise
Of conflict.
And make my seated heart knock at my ribs,
Against the use of nature. Present fears
Are less than horrible imaginings.
Hence, horrible shadow!
Unreal mockery, hence!