No, no, no...I'm not having dirty thoughts. Supellectile is an adjective meaning "of the nature of furniture."
It's my adopted word, and I've pledged to use it often in order to expand the English language beyond the usual 7,000 words that we typically use.
Want to adopt your own word? Go to http://www.savethewords.org/ and get your own. This is a seriously fun and worthy project.
You can even get a tee shirt with your word on it.
Hey, come to think of it, I might start adopting words for everyone on my Christmas list.