Slack-jawed, maybe is an expression used to describe someone who is in a state of shock or awe. The crossword solutions for this term are AWED (4 letters) and AMAZED (6 letters). Both words refer to the feeling of being overwhelmed by something, usually due to its greatness or beauty. AWED is a more intense version of amazement, while AMAZED is a less intense version. Both words can be used to describe someone who is slack-jawed, maybe.