torturous Synonyms

excruciating torturesome agonising harrowing agonizing intense severe hurtful racking piercing painful pailful insufferable knotty involved tormentous tormenting unendurable twisty anguishing heart-rending unbearable tormentful agonised winding twisting torturing. horrifying horrid dire deplorable cruel convoluted complicated complex bad awful appalling acute distasteful distressing dreadful horrible horrendous heartrending harsh harrying hard grievous frightful