enter SUFFIX
-ingly;
callenter ADV POS
calleo, callere, callui, - V (2nd) [XXXCO]
be calloused/hardened; grow hard; be experienced/skilled, understand; know how;
er SUFFIX
-ly;
callenter ADV POS
callens, (gen.), callentis ADJ [XXXFO] veryrare
skilled/practiced/versed/expert in (w/GEN);

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.