RSVP
please answer
deja vu
illusion of having previously experienced something
du jour
as prepared on the particular day. Fashionable
faux pas
a slip or blunder
bon voyage
have a pleasant trip
verbatim
word for word
E pluribus unum
out of many, one
avant-garde
cutting edge, new, experimental
status quo
existing condition or state of affairs
carte blanche
unrestricted power; complete freedom
caveat emptor
let the buyer beware
as nauseam
endlessly, to the point of nausea
carpe diem
seize the day
c’est la vie
that’s life
bona fide
genuine, sincere
id est
in other words, that is to say
ad hoc
for a specific purpose or situation; improvised
persona non grata
unacceptable or unwelcome person
quid pro quo
something given in exchange for something else; this for that
non de plume
pen name; pseudonym