Cloaca (noun) (archaic)
Late 16th century (in the sense ‘sewer’): from Latin, related to cluere ‘cleanse’. The first sense dates from the mid 19th century.
“The whole lot flushed down the cloaca, it’s gone.”
Nothingburger (noun) (Chiefly US)
A person or thing of no importance, value, or substance. Now esp.: something which, contrary to expectations, turns out to be insignificant or unremarkable.
1950s: from nothing and burger. Added to the OED October 2018.
Minimal government; specifically a (hypothetical) form of government that does not interfere with individual rights and civil liberties, and that has itself no right to levy taxes upon legitimately acquired property.
1960s; earliest use found in Ralph Borsodi (1888–1977). From min- + -archy.