1. a foil of fencers seeded by affectation #4 votes Like

    1. affectation
    2. DerryGriffin
    3. alguinness
    4. betsylavolette

  2. a foil of algebra problems seeded by JustinSkeen Like

Does foil strike you as being more suitable as a collective noun for something else? Then Tweet it!

You should follow @collectivenouns on Twitter here.