envelopment

gear, roof, span, shield, cover, armature, coverage, envelopment, coating, covering, overlay, sconce, mantle, robe, capsule, theca, camouflage, capping, sheathing, casing, tunic, casement, incrustation, gaberdine, coverture, shroud, envelope, shale, integument, involucre, involucrum, revetment, roofing

environment, envelopment, surround, cincture, siege

cover, envelopment, envelope, wrapper, wrapping, sheeting, filling, folder, padding