coadministrate

Verb

 * 1)  To administer (a drug, etc.) along with another material.
 * 2) To administer, administrate, or manage jointly
 * 1) To administer, administrate, or manage jointly

Usage notes
Coadministrate is widely regarded as a non-standard alternative to coadminister, but in some dialects it is preferred or accepted, and in some industries it is preferred as a jargon term in certain contexts.

See the usage notes for administrate for more details.

Translations

 * Polish: współadministrować