Answer: dredged

AnswerCrossword Clue
DREDGEDDeepened, in a way
DREDGEDSaved from obscurity, with "up"
DREDGEDDragged (up)
DREDGEDCleared a channel
DREDGEDCleared out, in a way
DREDGEDUnearthed, with "up"
DREDGEDScraped the bottom of
DREDGEDBrought (up), as from the distant past
DREDGEDDipped in flour
DREDGEDUnearthed (with "up")
dredgedto dig, gather, or pull out with or as if with a dredge often used with up
dredgedDREDGE, to scoop mud with a machine
dredgeddeepen (as a waterway) with a dredging machine
dredgeduse a dredge
dredgedsearch deeply
dredgedbring to light by deep searching often used with up dredging up memories