Oh My Heavens is an exclamation of surprise, shock, or dismay. It is often used to express disbelief or horror at a situation. GASP is a short, sharp intake of breath, usually in response to something unexpected or shocking. Egads is an expression of surprise, dismay, or disgust. Dearme is an expression of surprise, dismay, or distress. All three of these expressions are used to express a strong emotion in response to something unexpected or shocking.