Here’s a piece on one of my personal pet peeves: misuse of the term “exponential”.
From Merriam-Webster:
exponential
ex·po·nen·tial | \ ˌek-spə-ˈnen(t)-shəl \
Definition of exponential
1: of or relating to an exponent
2: involving a variable in an exponent10x is an exponential expression
3: expressible or approximately expressible by an exponential function especially : characterized by or being an extremely rapid increase (as in size or extent)an exponential growth rate