tus SUFFIX
-liness, makes abstract noun;
pitus N 3 1 NOM S F
pitus N 3 1 VOC S F
pius, pii N (2nd) M [XEXDS] lesser
blessed dead;
tus SUFFIX
of _; from the _;
pitus ADV POS
pius, pii N (2nd) M [XEXDS] lesser
blessed dead;
pio, piare, piavi, piatus V (1st) [XXXDX] lesser
appease, propitiate; cleanse, expiate;
pius, pia -um, -, piissimus -a -um ADJ [XXXAO]
conscientious; upright; faithful; patriotic/dutiful, respectful; righteous/good
affectionate, tender, devoted, loyal (to family); pious, devout; holy, godly;
t SUFFIX
-ed, having, having a, provided with; -able;
pit.us ADJ 1 1 NOM S M POS
pius, pii N (2nd) M [XEXDS] lesser
blessed dead;

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.