The ostensible reason was the possibility that costs would skyrocket.

The ostensible reason for the action was the quality of food served to inmates.

The ostensible reason given is that people do not honor reservations made earlier in the day or the evening before.

So long as my only ostensible reason for being here was to look in on Ellen, all's well.

Sure, they hoped to discourage me, but that was only the ostensible reason.

The ostensible reason is to create a level playing field for the rural students.

Or this is the ostensible reason that she does.

I didn't mention the blues which were the ostensible reason for my trip.

Phew - and we haven't even got to the play that is our ostensible reason for meeting.

"A special enactment for some ostensible reason, and the thing is done."