1) Bowed to gravity 2) Declined 3) Drooped 4) Drooped in the middle 5) Gave in to gravity 6) Gave under pressure 7) Lost muscle tone 8) Sank in the middle 9) Settled 10) Succumbed to gravity 11) Surrendered to gravity 12) Went down in value Found on https://www.crosswordclues.com/clue/sagged