Freshwater
Freshwater noun - Water that is not salty.
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Synonyms for Freshwater
Sea is an antonym for freshwater.
Sea
Sea noun - The whole body of salt water that covers nearly three-fourths of the earth.
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Synonyms for Sea
Freshwater is an antonym for sea.
Both words in one sentence
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Many other gods, obviously, both of the sea and freshwater bodies.
Source: Making a Splash -
Rather than aerated water causing the issue, the freshwater mixed with the sea water and desalinated it through dilution.
Source: Quicksand Sucks - Before changes in sea level at the end of the last Ice Age flooded it with salt water, this area had housed a freshwater lake with an associated human population that was displaced by the sea's influx.
Source: And Man Grew Proud
Cite this Source
Sea and Freshwater. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/freshwater/sea
Freshwater & Sea. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/freshwater/sea>.
Sea or Freshwater. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/freshwater/sea.
Google Ngram Viewer shows how "freshwater" and "sea" have occurred on timeline