Didn't stay up (4)
I believe the answer is:
sank
(Other definitions for sank that I've seen before include "Subsided" , "Foundered" , "(Of ship) went down" , "Fell to the bottom" , "Scuttled" .)
I believe the answer is:
sank
(Other definitions for sank that I've seen before include "Subsided" , "Foundered" , "(Of ship) went down" , "Fell to the bottom" , "Scuttled" .)