que TACKON
-que = and (enclitic, translated before attached word); completes plerus/uter;
expert.us VPAR 3 4 NOM S M PERF PPL
experior, experiri, expertus sum V (4th) DEP [XXXDX] lesser
test, put to the test; find out; attempt, try; prove, experience;
expert.us N 4 1 NOM S M
expert.us N 4 1 VOC S M
expert.us N 4 1 GEN S M
expert.us N 4 1 NOM P M
expert.us N 4 1 VOC P M
expert.us N 4 1 ACC P M
expertus, expertus N (4th) M [XXXFE] veryrare
expert, one who has experience;
expert.us ADJ 1 1 NOM S M POS
expertus, experta, expertum ADJ [XXXEO] uncommon
well-proved, tested; shown to be true;

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.