Is marijuana addictive? Marijuana use can lead to the development of problem use, known as a marijuana use disorder, which in severe cases takes the form of addiction. Recent data suggest that 30 percent of marijuana users may have some degree of marijuana use disorder17. People who begin using marijuana before the age of 18 are 4 to 7 times more likely to develop a marijuana use disorder than adults.18.
YEA/YEAH/YAY. âYeaâ is a very old-fashioned formal way of saying âyes,â used mainly in voting. Itâs the opposite ofâand rhymes withâânay.â When you want to write the common casual version of âyes,â the correct spelling is âyeahâ (sounds like âyehâ).
Why 'yeah' is the most persuasive word you can use in a meeting. 1  A study by the University of Massachusetts Institute of Technology found that the word 'yeah' is the single most persuasive word used in meetings.