As a sort of touchstone , however, she began to
speak of his kindness in conveying the aunt and
niece; and though his answer was in the spirit
of cutting the matter short , she believed it to
indicate only his disinclination to dwell on any
kindness of his own.
Source: Emma
In this sentence , disinclination means:
a belief that is shared by most people
rules for socially acceptable behavior
continual and persistent demands
a certain degree of unwillingness