Failed to float (4)
I believe the answer is:
sank
(Other definitions for sank that I've seen before include "(Of ship) went down" , "Scuttled" , "Subsided" , "Fell to the bottom" , "Foundered" .)
I believe the answer is:
sank
(Other definitions for sank that I've seen before include "(Of ship) went down" , "Scuttled" , "Subsided" , "Fell to the bottom" , "Foundered" .)