be at one's wit's end

anaphylatoxin(s) antipyretics benzyl halide combination lock default attribute dower and courtesy interests general epicycloid circular arc spur gear George Gilbert Aime Murphy grassie Hebetine java 2 platform standard edition kept up with the Joneses non-machined reversed access shower and toilet spisula solidissima stable pair tap hole launder Von Gudden's commissure within its four corners