<span>Seven letter word that contains thousand of letters would be : mailbox
It's a clever pun.
Many people often forget that 'letter' has two meanings. First is the alphabet, the second meaning is the writing on a paper which you usually send to other people via mailbox befor it taken up by the post man.Hope this helps. Let me know if you need additional help!</span>
An audience.
This is a minimalist view, but it works as an audience can be considered to be an essential element of theatre.
