inhibit

Consciously restrain from showing; of emotions, desires, impulses, or behavior.

Limit, block, or decrease the action or function of.

“inhibit the action of the enzyme”

“inhibit the rate of a chemical reaction”

Make (someone) self-conscious and as a result unable to act naturally.

“his father's cold and distant demeanor inhibited him emotionally”

Prohibit, forbid, or prevent from doing something.

“Contact between the young was inhibited by strict social customs”