Talk The Talk

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?