usage: a descent as through liquid (especially through water); "they still talk about the sinking of the Titanic"
2. sinking, decrease, lessening, drop-off
usage: a slow fall or decline (as for lack of strength); "after several hours of sinking an unexpected rally rescued the market"; "he could not control the sinking of his legs"
3. sinking, sinking feeling, anxiety
usage: a feeling caused by uneasiness or apprehension; "with a sinking heart"; "a sinking feeling in the pit of my stomach"
Verb
1. sink, drop, drop down, change posture
usage: fall or descend to a lower place or level; "He sank to his knees"
2. sink, move, displace
usage: cause to sink; "The Japanese sank American ships in Pearl Harbor"
3. sink, pass, lapse, move
usage: pass into a specified state or condition; "He sank into nirvana"
4. sink, settle, go down, go under, descend, fall, go down, come down
usage: go under, "The raft sank and its occupants drowned"
5. sink, subside, descend, fall, go down, come down
usage: descend into or as if into some soft substance or place; "He sank into bed"; "She subsided into the chair"
6. dip, sink, decline
usage: appear to move downward; "The sun dipped below the horizon"; "The setting sun sank below the tree line"
7. slump, fall off, sink, drop
usage: fall heavily or suddenly; decline markedly; "The real estate market fell off"
8. slump, slide down, sink, collapse, fall in, cave in, give, give way, break, founder
usage: fall or sink heavily; "He slumped onto the couch"; "My spirits sank"