RADICAL adj. Esp. of change or action: going to the root or origin; touching upon or aﬀecting what is essential and fundamental; thorough, far- reaching.
PARTICIPATION n. The process or fact of sharing in an action, sentiment, etc.; (now esp.) active involvement in a matter or event, esp. one in which the outcome directly aﬀects those taking part.
I love these terms being put together!
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