Brain teasers

Which word is the odd one: first, second, third,,forth,fifth 

He has married many women but never got married. Who am I?

What has a head and a tale but no body

Which word in the dictionary is spelled incorrectly

Take off my skin I won't cry but you will. What am I?

Which word if pronounced right is wrong but if pronounced wrong is right 

What kind of room has no doors or windows

What does this look like

What kind of tree can you carry in your hand

A boy and a doctor were fishing. The boy is the doctors son but the doctor is not his father.