Synonyms of harrowing

2 Syllables
painful, nagging, tearing, smarting, awful, soaring, grabber, tragic, chilling, racking
3 Syllables
sanguineous, slaughterous, tormenting, torturous, alarming, terrible, heart-rending, disturbing, murderous, distressing, terrifying, heartbreaking, heartrending, anguishing, traumatic, appalling, torturing, horrendous, dolorous
4 Syllables
excruciating, nerve-racking, dolesome, dolorific, agonizing
5 Syllables
torturesome