as in headwater
the beginning part of a stream
the headstreams of the Ganges River arise in the Himalayas
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Recent Examples of Synonyms for headstream
headwater
Noun
-
That snowpack forms the headwaters of rivers including the Colorado, the Rio Grande, and the Arkansas.—
Rebecca Boyle,
The Atlantic,
18 Feb. 2026 -
Previous spills in Flint River The headwaters of the Flint River, which flows south all the way to Florida, begin from seepage around the area of the Atlanta airport, meaning any contaminants from that area can reach the river more easily.—
Irene Wright,
USA Today,
6 Feb. 2026
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“Headstream.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/headstream. Accessed 23 Feb. 2026.
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