The term 'blow out of the water' is an idiom that means to completely surpass or exceed expectations. The two crossword solutions for this term are 'STUN' and 'IMPRESS'. To 'STUN' someone is to surprise them so much that they are left speechless. To 'IMPRESS' someone is to make a strong and lasting impression on them. Both words can be used to describe the same action, but 'STUN' implies a greater degree of surprise than 'IMPRESS'.