Con·tre·temps

con·tre·temps noun \ˈkän-trə-ˌtäⁿ, kōⁿ-trə-täⁿ\ : an unfortunate or embarrassing event, argument, or disagreement plural con·tre·temps     Full Definition of CONTRETEMPS  1 :  an inopportune or embarrassing occurrence or situation 2 :  dispute, argument  See contretemps defined for English-language learners » Examples of CONTRETEMPS  The senator dismissed his disagreement with the President as a minor contretemps. <there was a bit of a contretemps over the seating arrangements for the upcoming wedding> Origin of CONTRETEMPS  French, from contre- counter- + temps time, from Latin tempus First Known Use: 1769

Co·mes·ti·ble

Co·mes·ti·ble  (k-mst-bl) adj. Fit to be eaten; edible. n. Something that can be eaten as food: meat, cheese, and other comestibles. 

Bone up

bone up informal — phrasal verb with bone    /bəʊn/       /boʊn/ verb       Definition › to learn as much as you can about something for a special reason: She boned up on economics before applying for the job. 

Harry S. Truman

If you can't convince them, confuse them.