Camphorate

cam;phor;ate pronunciation: function: transitive verb inflected form(s): cam;phor;at;ed; cam;phor;at;ingdate: 1641 : to impregnate or treat with camphor

Blue peter

blue pe;ter pronunciation: function: noun etymology: probably from the name peterdate: 1823 : a blue signal flag with a white square in the center used to indicate that a merchant vessel is ready to sail