(n.) The act of reproaching one's self; censure by one's own conscience.

attrition bashfulness beef better self bitch boggle boggling boycott challenge complaint conscience conscientiousness contriteness contrition demonstration demur demurral demurrer diffidence disinclination exception expostulation falter faltering fear grievance grievance committee hesitance hesitancy hesitation howl indignation meeting kick march misgiving modesty nonviolent protest objection pangs pangs of conscience pause penance penitently picketing pricking of heart protest protest demonstration protestation punctiliousness qualm qualm of conscience qualmishness qualms rally recoil regret reluctance remonstrance remonstration remorse repentance reserve rue ruth scruple scruples scrupulosity scrupulousness self-reproach shrinking shyness sit-in squawk stickling strike teach-in throes touch of conscience twinge of conscience unwillingness voice of conscience