Here are some synonyms for dissemble:
* Feign
* Deceive
* Pretend
* Mask
* Conceal
* Disguise
Here are some examples of how "dissemble" is used:
* "He dissembled his true intentions by acting friendly towards his rivals."
* "She dissembled her fear, putting on a brave face for the others."
* "The politician dissembled about his past, hoping to avoid scrutiny."
In essence, dissembling involves creating a false impression to mislead others, often for personal gain or to avoid unwanted consequences.