The relationship of "fork" to "eat is the same as the relationship of "TV" to "watch."
The word if watch. Fork is to eat as television is to watch.
entertain
with a fork. with a fork.
fork
get a fork and eat it
By using the fork
with a fork.
Southfork
with a fork
With your fork and knife.
Knife and fork
with a knife and fork
You don't.