(1):

(n.) The object causing such an emotion.

(2):

(n.) Dismay; consternation.

(3):

(n.) The overpowering emotion excited when something unaccountable, wonderful, or dreadful is presented to the mind; an intense degree of surprise; amazement.

(4):

(n.) The condition of one who is stunned. Hence: Numbness; loss of sensation; stupor; loss of sense.