Still water runs deep.
The ice cubes are still water.
Both. In the sentence "Are you still here?", it is an adverb; in the sentence "The water was quiet and still", it is an adjective.
water is a compound.
Since aqueduct is a noun meaning water pipe, you would use it as any other noun. Such as: "The aqueduct is clogged and the water only trickles through." or "The Roman aqueduct is still in use for irrigation".
Yes, you can still use water if the water heater is off, but it will be cold.
Example sentence - I heated the water in the kettle to make tea.
The water fountain had potable water
i like water skiing.
The guy still had plenitude
I still have to bring in the laundry.
There is still a glimmer of hope.
How can you use unbelievable in a sentence?
Example sentence - My favorite water craft is a schooner.