#rēxerō#, #rēxeri-s#, #rēxeri-t#, #rēxeri-mus#, #rēxeri-tis#,
#rēxeri-nt#.
883. In the future perfect, short #i# is found before the person endings
#-s#, #-mus#, and #-tis#, some 40 times, as follows: #-is#, 29 times
(Plaut. 2, Cic. 1, Catull. 1, Verg. 7, Hor. 12, Ov. 4, Germ. 1, Juv. 1);
#-imus#, 3 times (Plaut., Ter., Lucr.); #-itis#, 8 times (Enn. 1, Plaut.
5, Ov. 2).
884. In the future perfect, long #ī# is found, as in the perfect
subjunctive, some 33 times, thus: #-īs#, 28 times (Plaut. 3, Hor. 5, Ov.
15, Prop., Stat., Mart., Priap., inscr., once each), #-īmus#, once
(Catull.), #-ītis#, 4 times (Ov. 3, Priap. 1).