sensitivity /ˌsensɪˈtɪvəti/ noun [U]
› the quality of being easily influenced or affected by something: The preference may be for stocks with less interest-rate sensitivity.
› the fact of a subject, situation, etc. needing to be dealt with carefully or kept secret: He spoke anonymously because of the sensitivity of the issue.
› an ability to understand what other people need, and be helpful to them: As a manager, she handles inter-personal issues with great sensitivity.