IPA: /pəˈtɛnʃiˌeɪtə/
KK: /pəˈtɛnʧiˌeɪtər/
A substance that increases the effectiveness or strength of another substance, often used in the context of drugs or flavors.
The new potentiator improved the effectiveness of the medication significantly.
Potentiator → It is formed from "potent" (from Latin "potens", meaning powerful or capable) and "-ator" (a suffix used to indicate an agent or something that performs an action). The word "potentiator" refers to something that makes or renders something more powerful or effective.
Think of something that makes something else more 'powerful' ('potent') — the '-ator' indicates it is the one doing the action.