The P and F sounds

Face

Pace

Suffer

Supper

Cuff

Cup

Fill

Pill

Differ

Dipper

Chief

Cheap

Fan

Pan

Laughable

Lapable

Cough

Cop

Full

Pull

Chiefest

Cheapest

Chaff

Chap

Flop

Plop

Refs

Reps

Beef

Beep

Fast

Past

Coffer

Copper

Laugh

Lap

Fair

Pair

Reefer

Reaper

Puff

Pup

Fail

Pail

Coughs

Cops

Rife

Ripe

File

Pile

Left

Leapt

Strife

Stripe

A cup of coffee, please

Offer him an apple

The cup's half empty

Keep a fast pace

Please pass the fruit

The first place prize

Fair play or foul play

Pay the piper/pay the fifer

Stand up and face the press, Mr. President.

In Faye's days, the phrase was "Flower Power."

The fish were fresh from the produce shelf.

Fools laugh now, but they will pay later.

Fran's plan was referred to the higher-ups.

The party's at a quarter past four.

"Get off the phone, Fred," snapped Father.

Paul can't help fumbling the football.

"That's enough, Penny," replied Mr. Phillips.

Taffy was a Welshman; Taffy was a thief.

Taffy came to my house and stole a leg of beef.

I went to Taffy's house; Taffy was in bed.

I took the leg of beef and bopped him on the head.

Simple Simon met a pieman going to the fair.

Said Simple Simon to the pieman, "Let me taste your ware."

Said the pieman to Simple Simon, "Show me first your penny."

Said Simple Simon to the pieman, "Indeed I have not any."