boss, bump, colophon, concavity, convexity, dactylogram, dactylograph, dent, dint, embossment, excrescence, footmark, footprint, footstep, fossil footprint, ichnite, ichnolite, impress, impression, imprint, indent, indentation, indention, lump, pad, paw print, pawmark, pimple, print, pug, pugmark, seal, sigil, signet, stamp, step, stud, thumbmark, thumbprint, vestige