All 5 Uses

forbearance
in
The Portrait of a Lady - Volume 2
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He was never precipitate, he was nothing if not discreet, so he forbore for the present to declare his passion; but it seemed to him when they parted—the young lady to go down into Italy and her admirer to proceed to Geneva, where he was under bonds to join other friends—that he should be romantically wretched if he were not to see her again.†
Chpt 36

forbore = refrained (held back) from acting
It was perhaps because Lord Warburton divined the pang that he generously forbore to call her attention to her not having contributed then to the facility.†
Chpt 38 *
As it was, the kindness consisted mainly in trying to make him believe that he had once wounded her greatly and that the event had put him to shame, but that, as she was very generous and he was so ill, she bore him no grudge and even considerately forbore to flaunt her happiness in his face.†
Chpt 42
She forbore to express them, however; she only said, after a moment, as she sat by his sofa: "I suppose you know you can't go alone?"†
Chpt 48
This question Isabel forbore to answer, as it exceeded the little interrogatory to which she had deemed it necessary to submit on her arrival.†
Chpt 55

Definitions:

(1) (forbearance)
patient tolerance or self-control; or holding back from taking action or enforcing a right

Today, the word, forbearance, is most commonly seen in the field of law to indicate that a legal right, claim or privilege is not being enforced.
(2) (meaning too rare to warrant focus)
The form, forbears is typically a verb, but can be an alternate spelling of the noun forebears; i.e., ancestors. Note that these words put the emphasis on different syllables: for-BEARS v. FORE-bears