ari SUFFIX
-er; -ist; dealer in thing, maker/artisan (argent.arius = money/silver changer)
bituminari.us N 2 1 NOM S M
bitumen, bituminis N (3rd) N [XXXCO]
bitumen, pitch, asphalt (generic name for various hydrocarbons);
ari SUFFIX
of, pertaining/belonging to; connected with; derived from; made of; -like;
bituminari.us ADJ 1 1 NOM S M POS
bitumen, bituminis N (3rd) N [XXXCO]
bitumen, pitch, asphalt (generic name for various hydrocarbons);

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.