Possible Clues:

• You could never beg in this - or start 3 down about in it
• Sole perhaps caught in drain
• That's not the start of what's in the water
• Perfect language in speech
• One gets one of the 15 across in in seafood
• Polish, perhaps, sounding like another European language
• Angle around in the end
• End or terminus
• End, complete
• In within a swimmer is not enough to give one a start