repercussion

re|per|cus|sion /r'iːpə^rk'ʌʃ^ən/ (repercussions)
[N-COUNT] usu pl
If an action or event has repercussions, it causes unpleasant things to happen some time after the original action or event. (FORMAL)
It was an effort which was to have painful repercussions...
= consequence