94: Mailbag of Sextillion and Three

Dr Kelly Wright is helping us understand the link between public health and language maintenance. And she’s helping us with our voluminous Mailbag! Why can you have a TRIFECTA, but not any other number -FECTA? Why does a SEXTILLION (with a prefix meaning six) have seven chunks of zeros? What do CHOPSTICKS have to do with chopping? And what’s the -ER in words like RUBBER, AFTER, and TEMPER?