It wasn’t until the fall of 1998 that he turned his attention fully to the letters he was amassing and envisioned another enormous undertaking.

I have always been a great fan of digital, but switching over in vehicles will be an enormous undertaking.

But there was a problem: nobody had much of a clue how such an enormous undertaking could be achieved.

I remind her that doing any show at all was an enormous undertaking for someone who had so recently undergone such treatment.

It was not only an enormous undertaking, but one through which we garnered new skills in the taxonomy of this notoriously complex plant group.