rack

1 a place set aside for sleeping the clock struck midnight, signaling that it was time to hit the rack Synonyms bunk, doss [chiefly British], hay [slang], kip, lair [British dialect], pad, bed, sackRelated Words bedstead, futon, mattress, pallet; bunk bed, cot, couch, daybed, feather bed, four-poster, hammock, Murphy bed, shakedown, sleigh bed, sofa, sofa bed, studio couch, trundle bed, water bed; bassinet, carry-cot [British], cradle, crib

2 a state of great suffering of body or mind after experiencing the rack of a divorce, he was reluctant to commit to another relationship Synonyms affliction, agony, anguish, excruciation, hurt, misery, pain, distress, strait(s), torment, torture, travail, tribulation, woeRelated Words discomfort; cross, crucible, trial; heartache, heartbreak, joylessness, sadness, sorrow, unhappiness; emergency, pinch; asperity, difficulty, hardship, rigor; ache, pang, smarting, soreness, stitch, throe, twinge; danger, jeopardy, troubleNear Antonyms comfort, consolation, solace; alleviation, assuagement, ease, relief; peace, security; well-being