Reinforcement
Part of speech: noun
Definition: The act or state of reinforcing or being reinforced. A thing that reinforces. Additional troops or materiel sent to support a military action. The process whereby a behavior with desirable consequences comes to be repeated.
Example sentence: I think one of the things about reinforcement learning is that it tends to require exploration. So using it in the context of physical systems is somewhat hard.
Strengthener
Part of speech: noun
Definition: Something used to give additional strength.