ul SUFFIX
little, small, -let (Diminutive) target is of gender of root => decl;
operul.as N 1 1 ACC P F
opera, operae N (1st) F [XXXBX]
work, care; aid; service, effort/trouble; [dare operam => pay attention to];
opus, operis N (3rd) N [XXXAX]
need; work; fortifications (pl.), works; [opus est => is useful, beneficial];
ul SUFFIX
-ulus; of a, pertaining to a, in a condition of, in a state of;
operul.as ADJ 1 1 ACC P F POS
opera, operae N (1st) F [XXXBX]
work, care; aid; service, effort/trouble; [dare operam => pay attention to];
opus, operis N (3rd) N [XXXAX]
need; work; fortifications (pl.), works; [opus est => is useful, beneficial];

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.