Answer:
What sevenยญletter word becomes longer when the third letter is removed?
What's that 7 letter word with thousands of letters in it?
What ship has no captain but two mates?
Many foods can make me strong but give me water and I won't last long.
What has a head yet it never weeps, has a bed but never sleeps, can run but can not walks, and has a bank but not a cent to its name?
What is yours but only used by others?