Superimpose

(v. t.) To lay or impose on something else; as, a stratum of earth superimposed on another stratum.

Thesaurus Entries

apply to, blanket, block, canopy, cloak, clothe, cloud, cope, cover, cover up, cowl, curtain, eclipse, film, hood, lay on, lay over, mantle, mask, muffle, obduce, obscure, occult, overlay, overspread, put on, screen, scum, shield, spread over, superpose, veil