Would a faker or a fakir swindle you? Which one would you see on a farm, a farrow or a pharaoh? Your jewelry does not contain precious gems. Is it faux or foe? Is a hero responsible for a feat or for a feet? Which one would you want to have as a pet, a ferrate or a ferret?

faker, fakir
A faker is one who fakes or one who swindles.
The man who sold wares on the street corner was known to be a faker.
A fakir is a Muslim or Hindu religious person who leads an extremely simple life and abstains from the normal pleasures of life and/or denies himself material satisfaction.
The fakir had never seen a cell phone.

farrow, pharaoh
A farrow is a litter of pigs.
Someone left a farrow in the farmer's field.
When Pharaoh is capitalized, it is an Egyptian king. When pharaoh is not capitalized, it means a tyrant, or one who one who uses power and authority to oppress others.
Aaron, because of his size, was pharaoh of the school playground.

faux, foe
If something is faux, it is imitation or fake.
The heiress insisted on wearing her faux pearls to the dinner party.
A foe is an enemy.
Throughout her career as a senator, she has made many foes.

fay, fey
A fay is a fairy or a sprite.
A fay lives in the tree outside of our house.
Fey means doomed, supernatural, unreal, enchanted, strange.
The fey picture in the clouds made her a nervous wreck all day long.

fays, faze, phase
Fays means more than one fairy.
The small forest is inhabited by fays.
When you faze another person, you cause this person to be disturbed or disconcerted.
Amanda will probably try to faze you during your speech.
A phase is a part of a sequence.
The next phase of the operation could potentially be hazardous.

fazed, phased
Fazed means stunned.
Arnold, fazed by the hilarious and outrageous turn of events, just stood there.
Phased means that it was done in sequential parts.
The project was phased into three different parts and would last for several weeks.

feat, feet
A feat is a noteworthy accomplishment or extraordinary achievement that usually displays boldness.
The shy boy's feat earned him the respect and friendship of the most beautiful girl in his class.
Feet is the plural of foot, the part of the leg below the ankle joint on which we stand and move.
In the past, many of the Chinese women went through a lot of pain and anguish by binding their feet.

ferrate, ferret
I'm still not completely sure that these two words are pronounced the same way, but they were on every homonym list that I checked. Maybe I'm just having trouble finding the correct pronunciation?
Ferrate is a salt that contains iron and oxygen.
A small amount of ferrate was needed for the science experiment.
A ferret is a domesticated variety of the polecat.
Tanya asked for a ferret for her birthday.