adj. 25B6; adjective AGONIZING, severe, acute, intense, violent, racking, searing, piercing, stabbing, raging; unbearable, unendurable; informal splitting, killing.
EXCRUCIATING
Meaning of EXCRUCIATING in English
Concise Oxford thesaurus English vocabulary. Краткий оксфордский словарь английского языка тезаурус. 2012