Two words
May be 2 words combined (unde+quandoque) If not obvious, probably incorrect
quandoque ADV POS
quandoque ADV [XXXCO]
whenever, at whatever time; at some time or other/any time/ever; whereas;
unde ADV POS
unde ADV [XXXAX]
from where, whence, from what or which place; from which; from whom;
*

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.