The only change detected, the only change detected so far, was so minor and negligible and immediately remediable as like to render its quiddity alone of major concern.

Updike must work to establish the quiddity of his character

He may be president, but he is not presidential. The liberal world is in mourning for this dispositional quiddity, presidentialness.

Biarritz still retained its quiddity in those days

the one that best captures the quiddity of the Hebrew