How to sign: the outer boundary of an artifact or a material layer constituting or resembling such a boundary
"there is a special cleaner for these surfaces"; "the cloth had a pattern of red dots on a white surface";
Categories: artefact, artifact
Within this category: bed, board, face, ground, horizontal surface, Klein bottle, miter, Mobius strip, plaster, screen, side, skin, spandrel, superficies, tread, vertical surface, work surface
How to sign: appear or become visible; make a showing
"She turned up at the funeral"; "I hope the list key is going to surface again";
Similiar / Same: come on, come out, turn up, show up
Categories: appear