birch

...(E)=northern tree,=ilitl(N)=b/pil(i)ch/rch(Letra)=pilichaui/opilchauh(N)=wrinkle up/be past it/ become musty; get old/fall into old age/become ancient,=pilch(OE)=skin garment dressed with wool, =saddle pad xvi,=baby's wrapper xvii,=pelliz(OHG)=pelz(G)=fur coat,= pellicea(Lat)=pelisse(E)=pelisa(Pr),=surplice(E)=surplis(ANorman)=pellis(Lat)=skin, =pilchard(E)=allied to herring,=pilcher(E/xvi)=pilseir(Irish/fm E)=pilichauini(N/v.adj)=what dries/gets musty/wrinkles,=Pilsner(Bavarian city beer=bir/ch)=pilchauhqui(N/v.adj)= musty/aged.