cofferwork

== English == === Etymology === From coffer +‎ work. === Noun === cofferwork (uncountable) (masonry) rubblework faced with stone === References === Edward H[enry] Knight (1877), “Cofferwork”, in Knight’s American Mechanical Dictionary. […], volumes I (A–GAS), New York, N.Y.: Hurd and Houghton […], →OCLC. “cofferwork”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.