E G E S X H U V O B U L P W U 
   E A N D K Y I I N B N C Z A E 
   K S R I I O P W A I D V P V N 
   O N K T F T R K C K E Z S E N 
   V M B G H R M G L T R M G S Z 
   U A Y K O Q U B O B W T E F K 
   G E I C M R U S V A A T D D V 
   D S E S E J O A E I T R P I C 
   X A O M U A I P K S E F T C M 
   N U M G U M W W I E R S U G B 
   F U D P F L O O D S U H G I H 
   S D T M U F X F K N P Z X M Y 
   Y O R T S E D R A R Z E V C J 
   T R N F U Y Y M O C E Y E U I 
   Z A E J K M I C A O B G Z D T

Word List:

DESTROY
EARTHQUAKE
FLOODS
HIGH
OCEAN
SEA
SPEED
SUMMER
SURFING
TIDE
TSUNAMI
UNDERWATER
VOLCANO
WAVES