stupify

Example:The news dumfounded him completely.

Definition:To cause someone to be utterly shocked and at a loss for words.

Example:The bright light dazed him momentarily.

Definition:To render someone insensible to their surroundings or render them confused and unaware of what is happening.

Example:The sleep-deprived condition stupified him, leading to poor decision-making.

Definition:To make someone unable to think clearly or act normally, especially by a drug or other substance.