aah vs boo-ya

aah

• Indication of amazement or surprise or enthusiasm. 

• Indication of sympathy. 

• Indication of mouth being opened wide. 

• To express understanding. 

• Indication of joyful pleasure. 

• The sound of one screaming (with as many a's or h's as needed for emphasis). 

• To express amazement or surprise or enthusiasm, especially by the interjection aah. 

• To express joy or pleasure, especially by the interjection aah. 

• Expression of joy and/or pleasure. 

• The exclamation aah. 

• Expression of amazement, surprise, enthusiasm, or fear. 

boo-ya

• An exclamation of joy, excitement or triumph.