buffet (n.) Look up buffet at Dictionary.com
"table," 1718, from Fr. buffet "bench," of uncertain origin. Sense extended 1888 to "meal served from a buffet."
buffet (v.) Look up buffet at Dictionary.com
early 13c., from O.Fr., dim. of buffe "a blow," probably echoic of the sound of something soft being hit.
rebuff (v.) Look up rebuff at Dictionary.com
1586, from obs. Fr. rebuffer "to check, snub," from It. ribuffare "to check, chide, snide," from ribuffo "a snub," from ri- "back" (from L. re-) + buffo "a puff," of imitative origin (cf. buffet (v.)). The noun is first recorded 1611.