ar SUFFIX
means/instrument/place for special purpose of N/V (calco/calcar - tread/spur);
hermar.e N 3 4 LOC S N
hermar.e N 3 4 DAT S N Early
herma, hermae N (1st) F [EEXEE] Later uncommon
metallic bust serving as reliquary; (head of Hermes on quadrangular pillar);
Hermes, Hermae N M [XYICO]
Hermes; (Greek god Hermes = Roman Mercury); herm (pillar with bust of Hermes);
ar SUFFIX
-ary; of a, pertaining to a; (-like?);
hermar.e ADJ 3 2 NOM S N POS
hermar.e ADJ 3 2 VOC S N POS
hermar.e ADJ 3 2 ABL S X POS
hermar.e ADJ 3 2 ACC S N POS
herma, hermae N (1st) F [EEXEE] Later uncommon
metallic bust serving as reliquary; (head of Hermes on quadrangular pillar);
Hermes, Hermae N M [XYICO]
Hermes; (Greek god Hermes = Roman Mercury); herm (pillar with bust of Hermes);

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.