awfulness

The state or quality of being awful.

Out came old Teenie, buzzing mad as a whole nest of wasps. Muttered awfulnesses came from her great padded bonnet.

"Why is the awfulness of families such a popular reason for starting another?"

The quality of striking with awe, or with reverence

[…] the knocking at the gate, which succeeds to the murder of Duncan, produced to my feelings an effect for which I could never account: the effect was—that it reflected back upon the murder a peculiar awfulness and a depth of solemnity […]

the awfulness of this sacred place

The state of being struck with awe; a spirit of solemnity; profound reverence.