Someone who makes and repairs locks is a locksmith; someone who makes hinges would be a blacksmith or forger. Sometimes one person will be both; today most hinges and locks are made in factories.
A canal is a man-made waterway that often has locks.
A cobbler.
carpenture
A bee Keeper/
designers
A swordsmith
If by seat you mean saddle then the person (man or woman) is called a saddler.
its called imature ejaculation!
Juetero? Guetero?
A man who makes Barrels is called a Cooper and does not Start with G. There is no other word for it.
what makes a man attracted to a woman
i think its called a blacksmith