Most of these are familiar to me. I use at least half of them, from time to time. But there’s no point in feeling guilty about not knowing them or in general in having a small vocabulary, unless you really have something to say.
Here’s a word I’ve had to use once or twice, that you probably won’t ever need:
Ah, those crazy statistical terms. Glad it’s you and not me…Anyway, I hope no one would feel bad for not “knowing” these particular words. I just thought it was a fun list and I love learning new words.