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Low-water mark

noun

Noun

1
A mark, such as a line of seaweed, showing the lowest level reached by a body of water.
"Seven miles to the north of Venice, the banks of sand, which near the city rise little above low-water mark, attain by degrees a higher level, and knit themselves at last into fields of salt morass, raised here and there into shapeless mounds, and intercepted by narrow creeks of sea."
2
a line marking the lowest level reached wordnet
3
The nadir or lowest point of something. broadly
4
an extreme state of adversity; the lowest point of anything wordnet

Unscramble this word: lowwatermark