sibil.o N 2 1 DAT S M
sibil.o N 2 1 ABL S M
sibilus, sibili N (2nd) M [XXXDX] lesser
sibil.o N 2 2 DAT S N
sibil.o N 2 2 ABL S N
sibilum, sibili N (2nd) N [XXXDX] lesser
hissing, whistling; hiss of contempt or disfavor;
sibil.o ADJ 1 1 DAT S M POS
sibil.o ADJ 1 1 DAT S N POS
sibil.o ADJ 1 1 ABL S M POS
sibil.o ADJ 1 1 ABL S N POS
sibilus, sibila, sibilum ADJ [XXXDX] lesser
hissing;
sibil.o V 1 1 PRES ACTIVE IND 1 S
sibilo, sibilare, sibilavi, sibilatus V (1st) [XXXDX] lesser
hiss; hiss at;

Credits:
This, our local install of the popular standby Whitaker's Words, is possible thanks to the resurrection of the venerable project at William Whitaker's Words, where you will also find extensive documentation. The corresponding GitHub repository is where you can submit issues about missing forms and analyses.
This web interface by Walter M. Shandruk.