Some spellcheckers take a look at the short description of the Potion of Invisibility (ID: 232).
This Potion becomes my next word for an Hangman contest.
Or Wheel of Fortune … I buy an “i”. ding ding ding ding ding …
Invisibi … invisbly … insibli … inviibyli … you know what i mean. 
Greetings
SirBowen