the canteen is 'la cantine' (fem.) in French. The pronounciation is very close.
canteen?
Canteen .
It's a 'Canteen of cutlery'.
Water-bottle or canteen.
mercantile commissary canteen
The collective nouns are canteen of water and a canteen of cutlery.
the ships carrying emigrants were called "coffin" ships
Confederate States, if the canteen is from the US Civil War. If you are asking about a foriegn non-US canteen or modern canteen, I have no idea.
Coffin ships were called coffin ships because lots of people died on them
Because they were ships? Do you mean longships? They were long and thin.
A flask is similar to a canteen.