embossing
Concise Oxford English Dictionary © 2008 Oxford University Press:
emboss/ɪmˈbɒs/
▶verb (usu. as adj. embossed) carve a design in relief on (a surface).
– derivatives
embosser noun.
embosser noun.
– origin ME: from the OFr. base of obs. Fr. embosser, from em- ‘into’ + boce ‘protuberance’.
'embossing' also found in these Oxford entries:

