Arrange the words with similar meaning of the two groups in pairs.
To amplify, enclosure, flow, to supply, tube, power, substantial, to act, to apply, to cause, to coat, to control, to emit, to place, to state.
To confirm, to strengthen, current, to provide, energy, real, to do, to use, to regulate, to put, to radiate, fencing, valve, to occasion, to cover.