“欺骗性”常见的英文表达是 deceptive 或 misleading，具体使用哪个词可根据语境和侧重点来选择：
deceptive：侧重于描述某事物或行为具有误导性、让人产生错误印象或判断的特性 ，强调其具有欺骗的本质。例如：
The advertisement was deceptive, making consumers believe the product had features it didn't.（这则广告具有欺骗性，让消费者误以为产品具备其没有的功能。）
His friendly appearance was deceptive; in reality, he was planning to steal.（他友善的外表具有欺骗性，实际上他正计划偷窃。）
misleading：更强调信息、陈述或行为导致他人产生错误理解或方向，重点在于结果上产生了误导。例如：
The survey results were misleading because of the small sample size.（由于样本量过小，调查结果具有误导性。）
The signpost was misleading and we ended up going in the wrong direction.（路标有误导性，结果我们走错了方向。）