### Clue: Make use of Jaws with international cast at sea in China (9)
### Answer: MASTICATE 
 ### Explanation: Definition: Make use of Jaws
 **Anagram of**(… at sea) [I(abbrev. for "international") + CAST] **contained in**(in) MATE(pal/"china' in Cockney rhyming slang, from "china plate").