h₂weh₁-r-

“water, rain, river”

Widely acceptedwaterelement

Source of English water, wet, otter, hydro- (via Greek)

Root for water, yielding English water, wet, otter and Greek hydōr, English hydro-, hydrogen.

Hreg-“to wet, to rain”bʰlewH-“to overflow, to well up”dʰenh₂-“to flow, to run (liquid)”dʰewb-“to dip, to sink into liquid”dʰewh₂-“to flow, to run in drops”dʰews-“to scatter, to sprinkle (dew)”dʰrewn-“to fall into water, to drown”dʰreyb-“to drip, to fall in drops”