*dheigh-

Proto-Indo-European root meaning "to form, build."

It forms all or part of: configure; dairy; dey (n.1) "female servant, housekeeper, maid;" disfigure; dough; effigy; faineant; faint; feign; feint; fictile; fiction; fictitious; figment; figure; figurine; lady; paradise; prefigure; thixotropy; transfigure.

It is the hypothetical source of/evidence for its existence is provided by: Sanskrit dehah "body," literally "that which is formed," dih- "to besmear;" Greek teikhos "wall;" Latin fingere "to form, fashion," figura "a shape, form, figure;" Old Irish digen "firm, solid," originally "kneaded into a compact mass;" Gothic deigan "to smear," Old English dag, Gothic daigs "dough."