Regulate
Part of speech: verb
Definition: To dictate policy. To control or direct according to rule, principle, or law. To adjust to a particular specification or requirement: regulate temperature. To adjust (a mechanism) for accurate and proper functioning. To put or maintain in order: regulate one's eating habits.
Example sentence: We are working to understand and regulate per- and polyfluoroalkyl synthetic chemicals, known as PFAS and PFOS, used to make water-repellent fabrics and non-stick products. These chemicals have been in prevalent use since the 1940s, but we need to learn more about their potential effects on human health and the environment.
Baffle
Part of speech: noun
Definition: A device used to restrain or regulate, e.g. sound, light, gas, or a fluid.
Part of speech: verb
Definition: Totally bewilder; confuse or perplex.