fideli.us ADJ 3 2 NOM S N COMP
fideli.us ADJ 3 2 VOC S N COMP
fideli.us ADJ 3 2 ACC S N COMP
fidelis, fidele, fidelior -or -us, fidelissimus -a -um ADJ [XXXBO]
faithful/loyal/devoted; true/trustworthy/dependable/reliable; constant/lasting;
fidelius ADV COMP
fideliter, fidelius, fidelissime ADV [XXXCO]
faithfully/constantly/loyally; earnestly; reliably/accurately; securely/firmly;
with reliance on God;

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.