Unfortunately, we don't have the option to change the "Hosted By" text to something else at this time.
However, the "Hosted By" field is optional if you prefer not to include this section at all on your invitation:
Should you decide to leave the “Hosted By” field blank, the Host section of your events details will not show, as displayed below.
CARD DETAILS WITH HOST LISTED:
CARD DETAILS WITHOUT HOST LISTED:
FLYER DETAILS WITH HOST LISTED:
FLYER DETAILS WITH HOST LISTED: