Use "numbingly" in a sentence

1. The water was numbingly cold and she began shivering immediately

2. His first day in the job, however, became a bit of an anticlimax He had been looking forward so much to starting this new phase of his career, but after detectives coming out of the woodwork and all the recent events he found the routine mind numbingly boring; in fact, induction took up most of the day

3. The enormity of being here in this place and looking at the creation of something that dated back from before the great flood, when hardly anything else did was mind numbingly awesome!

4. At first it was numbingly cold, but that was only because he had been sitting still for so long