All 4 Uses

adapt
in
Uncle Tom's Cabin
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All these thoughts were rolling and seething in George's breast, as he was pensively leaning his head on his hand, watching his wife, as she was adapting to her slender and pretty form the articles of man's attire, in which it was deemed safest she should make her escape.†
Chpt 2.37 *

adapting = changing to fit a different situation
To that mission its stern, inflexible, energetic elements, were well adapted; but, as a Christian, I look for another era to arise.†
Chpt 2.43 *

well adapted = well suited
But, sir, he seems peculiarly adapted to this business.†
Chpt 1.2
Dare say he may be; never was much adapted to anything that I set him about, I'll be bound.†
Chpt 1.2

Definitions:

(1) (adapt as in: adapted to the new rules)
changed to fit a different situation; or made suitable
(2) (adapted as in: the species is well adapted for)
to be especially well suited or appropriate for something
(3) (meaning too rare to warrant focus)