Answer:
There is a word of letters three, Add one letter to it and none thereβll be. What is the word?
I'm the start of eternity and the end of space. There are two of me in heaven and one in hell.
What time is spelled the same forwards and backwards?
What gets bigger the more you take away from it?
Even if you throw it away, it still comes back.
Those with eyes bigger than their stomach will definitely leave the restaurant with one of them. It is named after a house pet as well.