Taking a language with over half a million words and making up new words for it because of ignorance. This can also describe when a word is misspelled so often the spelling changes in the dictionary.
Words like refudiate, frenemy, and stupidiate are perfect examples. Also in the case of spelling changes, words like judgement which is now also spelled judgment fit this definition.
While our lifespan is the number of years we will live, our healthspan is the number of healthy years we will have and our sexspan is is the number of years we will continue to be healthy enough to continue having an active sex life.
A lighthearted reaction upon receiving disappointing news of some sort. Usually something that isn't a particularly a big deal, esp. when it primarily affects someone else - sort of a mild schadenfreude. Sometimes doubled or tripled, and possibly said in a sing-songy voice for added comedic effect to imitate a muted trumpet, which is how the meme originated.