Your acceptance of it, and your observance of it as binding, is the only remaining condition that I am charged with, by the person from whom I take my instructions, and for whom I am not otherwise responsible.
Of course I felt my good faith involved in the observance of his request.
He had nothing else to do, poor fellow, except at a certain hour of every afternoon to "go to Lloyd’s"—in observance of a ceremony of seeing his principal, I think.
The chair that Provis had occupied still remaining where it had Stood,—for he had a barrack way with him of hanging about one spot, in one unsettled manner, and going through one round of observances with his pipe and his negro-head and his jackknife and his pack of cards, and what not, as if it were all put down for him on a slate,—I say his chair remaining where it had stood, Herbert unconsciously took it, but next moment started out of it, pushed it away, and took another.
There are no more uses of "observance" in the book.
Show samples from other sources
As her release date neared, Vanessa got increasingly anxious, with a decided uptick in religious observance.
Piper Kerman -- Orange Is the New Black
"Religious observances shouldn’t be denied to anyone."