HURT LIKE HECK is an expression used to describe a feeling of intense pain. The two crossword solutions for this term are STING and THROB, both of which are five-letter words. STING is a verb that means to cause a sharp, sudden pain, while THROB is a verb that means to beat or pulsate with a strong, regular rhythm. Together, these two words accurately describe the feeling of intense pain associated with the phrase HURT LIKE HECK.