addictiveness
noun [ U ] uk/əˈdɪk.tɪv.nəs/ us/əˈdɪk.tɪv.nəs/
上瘾（性），成瘾（性）
the fact that you cannot stop taking a drug, doing an activity, etc. once you have started it
Were the tobacco companies guilty of lying to the public about the addictiveness of smoking? 烟草公司是否对公众隐瞒了吸烟成瘾的事实？
Ritalin is a "controlled substance" because of its potential for addictiveness. 利他林是一种“受控物质”，因为它有潜在的成瘾性。
- More examples
- The company was accused of misleading doctors about the painkiller's addictiveness.
- Researchers studied the addictiveness of nicotine, alcohol, heroin, and marijuana.
- The number of bald and grey heads among the surfers testifies to the sport's addictiveness.
See: addictive