quadr.is N 1 1 LOC P F
quadr.is N 1 1 DAT P F
quadr.is N 1 1 ABL P F
quadra, quadrae N (1st) F [XXXDX] lesser
square table;
quadr.is N 2 2 LOC P N
quadr.is N 2 2 DAT P N
quadr.is N 2 2 ABL P N
quadrum, quadri N (2nd) N [XSXEO] uncommon
square; square section; regular shape or form; car-frame (Cal);
quadr.is ADJ 1 1 DAT P X POS
quadr.is ADJ 1 1 ABL P X POS
quadrus, quadra, quadrum ADJ [DSXES] Late uncommon
square;

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.