concess.is VPAR 3 1 DAT P X PERF PASSIVE PPL
concess.is VPAR 3 1 ABL P X PERF PASSIVE PPL
concedo, concedere, concessi, concessus V (3rd) [XXXAO]
relinquish/give up/concede; depart; pardon; submit, allow/grant/permit/condone;
concess.is ADJ 1 1 DAT P X POS
concess.is ADJ 1 1 ABL P X POS
concessus, concessa, concessum ADJ [XXXCO]
permitted/allowable/allowed/granted; lawful; relinquished; permitting/conceding

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.