suppression

noun

1.
the failure to develop some part or organ
2.
the act of withholding or withdrawing some book or writing from publication or circulation
bestilling curtailment
Derived from:
suppress
3.
forceful prevention; putting down by power or authority
quale quell crushing quelling stifling
Derived from:
suppress
4.
(psychology) the conscious exclusion of unacceptable thoughts or desires
inhibition
Derived from:
suppress