uncommitted
uncompensated
uncomplete
unconcealable
unconditional
unconfined
uncongealable
unconstrained
uncontaminated
uncontrollability
  uncontrolled
unconventional
unconverted
uncooperative
uncorrectable
uncorrected
uncorrelated
uncouple
uncoupled
uncoupler
uncoupling

    uncontrolled spillway

     нерегулируемый водосброс, водосброс без затвора

     водослив без затвора

     водосливная плотина без затвора