collocutor.ium N 3 1 GEN P M
collocutor, collocutoris N (3rd) M [DEXES] Late uncommon
he who talks with another;
collocutori.um N 2 2 NOM S N
collocutori.um N 2 2 VOC S N
collocutori.um N 2 2 ACC S N
collocutori.um N 2 2 GEN P N uncommon
collocutorium, collocutorii N (2nd) N [FXXEE] Medieval uncommon
parlor, visiting room;
collocutori.um ADJ 1 1 NOM S N POS
collocutori.um ADJ 1 1 VOC S N POS
collocutori.um ADJ 1 1 ACC S M POS
collocutori.um ADJ 1 1 ACC S N POS
collocutorius, collocutoria, collocutorium ADJ [GXXEK] NeoLatin uncommon
of conversation;

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.