hydraulic cement

stagnant water from a hollow in a rotting tree stump; variant of stump-water.

stagnant water from a hollow in a rotting tree stump; also spunk-water. / A term of contempt for an inferior beer or similar beverage.

Alternative form of super-heavy water

Alternative form of heavy water

by restriction, heavy water (D₂O) / by restriction, semi-heavy water, deuterium-protium water (²H¹HO)

plural of ground water

black birch (Betula nigra) / red birch (Betula occidentalis)

plural of water birch

(cooking) A flavouring extract prepared from the peach.