Root yielding English thick, thicket from the sense of becoming dense.
bʰreg-₂“to break apart, be brittle”gley-“to stick, adhere, be slimy”gʰer-s-eyo-“to keep bristling, being rough”gʰers-“to bristle, be rough, stubble”gʷremH-“to be moist, damp, soggy”gʷʰer-s-“to bristle, be rough”hrewh₁-“to tear up, make rough”h₂eḱ-r-is-“sharp point, keen edge”