When I was homeschooling my eldest son we had a vocabulary book for several years that taught advanced vocabulary, especially words frequently used in classic literature. Our favorite word was “sesquipedalian”. I love finding opportunities to use it. I love this meme’s use of the word.

sesquipedalian

[ ses-kwi-pi-dey-lee-uhn, -deyl-yuhn ]SHOW IPA

adjectiveAlso ses·quip·e·dal  [ses-kwip-i-dl].

1. given to using long words.

2. (of a word) containing many syllables.

noun

3. a sesquipedalian word.