society > morality > duty or obligation > recognition of duty > [adjective] > conscientious > excessively conscientious > of conscience, scruples, etc. (3)
Of conscience, etc.: nice, dainty, delicate, tender; over particular or scrupulous. Obsolete.
Of the conscience, etc.: sensitive, scrupulous; easily disturbed or upset.
Marked or characterized by fastidiousness or scrupulousness.