Disposed, p. a.
1. Inclined; minded. When he was disposed to pass into Achaia. Acts xviii. 27.
2. Inclined to mirth; jolly. [Obs.] Beau. & Fl. Well disposed, in good condition; in good health. [Obs.] Chaucer.
Shades of meaning
Fernald has no entry of its own for disposed; he lists it under addicted.
He lists it without comment; the entries above explain its neighbors.