RSVP is the standard Party Reply and it is an initialism derived from the French phrase répondez s'il vous plaît, meaning "Please respond".
R. As in "R.S.P.V".
R.S.V.P. which is an abbreviation of the French, "respondez s'il vous plait," or "Please reply" in English.
RSVP
Party's refers to possession, or is an abbreviation of "party is/has". For example, "the party's venue" shows that the venue belongs to the party; "this party's lifeless" is an abbreviation - as in, the party is lifeless. "Parties" is just the plural from of party.
Prty.
Grand Old Party, a reference to the Republican Party
PQ is the abbreviation of Provincial political party,Quebec.
Répondez s'il vous plaît It means, "Please reply". If you receive an invitation with that abbreviation on it, you're socially obligated to reply to the sender in time for him or her to make plans.
NDP - National Democratic Party
RSVP is an abbreviation from the French "Repondez s'il vous plait" meaning Please reply.
RSVP is an abbreviation for the French phrase "Respondez S'il Vous Plait." In English, RSVP stands for "Reply Please!" Typically used in invitations when the hosts want to have a head count. Invitees who plan on coming must RSVP, those who are not planning on coming may RSVP, but a non-reply is assumed to be a "no".
"Rspon" is an abbreviation for "respond." It is often used in written communication, such as text messages or emails, to prompt someone to reply or provide feedback. The abbreviation streamlines communication, particularly in informal contexts.