B2 noun /ˈkɑn.ʃəns/
Conscience
совесть, мораль, внутренний голос
Meaning
an inner feeling or voice viewed as acting as a guide to the rightness or wrongness of one's behavior
Example
His conscience prevented him from lying to his parents about his grades.
Его совесть не позволила ему лгать своим родителям о своих оценках.