One I've heard a lot recently "bran new" instead of "brand new"
Also know your enemy, these 2...
Uptalk? Or everything ending in a question? = https://en.wikipedia.org/wiki/High_rising_terminal
Vocal fry is another big one, if you don't know what it is, then it's probably best you don't look into it, or you'll be hearing that everywhere too! https://en.wikipedia.org/wiki/Vocal_fry_register