I would just use INVITE e.g. I posted Invite yesterday.
Invtl
Invtl
INVTL
Pasco Invitational was created in 1962.
The Style Invitational was created in 1993.
Invitational Tournament.
Eastern Open Invitational ended in 1962.
Eastern Open Invitational was created in 1950.
Women's Basketball Invitational was created in 2009.
Chicago Invitational Challenge was created in 2007.
Great Lakes Invitational was created in 1965.
Lorena Ochoa Invitational was created in 2008.
Caribe Hilton Invitational ended in 1972.