Apologies for the bad audio for most of the episode. 

I read from endogamy to endoparasite.

The word of the episode is "endolymph".

https://en.wikipedia.org/wiki/Endolymph

Theme music from Tom Maslowski

https://zestysol.com/

Merchandising!

https://www.teepublic.com/user/spejampar

"The Dictionary - Letter A" on YouTube

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