beiwohnen

Etymology
From ; analyzable as. At least in part, probably a.

Verb

 * 1)  to attend; to be present
 * 2)  to sleep (with); to cohabit; to have sexual intercourse
 * 1)  to sleep (with); to cohabit; to have sexual intercourse

Usage notes

 * While sense 2 is now infrequent, it is still familiar enough to preclude that sense 1 be used with personal objects.