"foster suspicion" is correct and usable in written English.
You can use it when you want to describe a situation that causes suspicion to grow or increase. For example: The mysterious disappearance of the jewelry seemed to foster suspicion that it had been stolen.
Race-based programs tend to foster suspicion about the success of minorities.
Such episodes foster suspicion, and thus threaten to destroy a system based on trust between member states.The answer is to require European states to share the burden of illegal migration more equitably.
A summer of inactivity helped foster suspicion that it was just a grab for popular opinion, until last week, when the Home Office confirmed the rescheduling of weed to Schedule 2 under the Misuse of Drugs Regulations Act (2001), opening it up to patients with conditions like epilepsy, multiple sclerosis and cancer from the 1st of November.
Taking scripture seriously means acknowledging that there are texts that have been used in dangerous and harmful ways to subjugate women, legitimate violence against gays and lesbians, foster suspicion of other religious traditions, commit violence, and support barbarous ancient practices such as slavery.
Nor do many Chinese, whose ignorance about the people of Xinjiang -- a Mandarin word meaning "new frontier" -- has fostered suspicion.
My fear, I told him, was that his campaign was fostering suspicion and fear rather than amity and understanding.
This fosters suspicion about who one's children are, as well as who they are going to be.
Ms. Del Ponte appealed today for further cooperation from Yugoslav officials, saying, "After eight years, it is unacceptable that the Yugoslav government refuses to recognize our status, denies us access to the archives and documents, fosters suspicion, and that people in power are not ready to face the past".
In China, rise of Salafism fosters suspicion and division among Muslims.
But in practical terms, such segregation fosters suspicion, a sort of tribalism, and even hostility.
