Past participle (+)
See
Seen
Be
been
Buy
Bought
Make (+)
Made
Eat (?)
Eaten
Fall
Fallen
Travel
Traveled
Bring
Brought
Sleep (-)
Slept
Ride (+)
Ridden
Swim
Swum
Play
Played
Cook
Cooked
Break (?)
Broken
Say (-)
Said
Write
Written
Do
Done
Drink
Drunk
Get (+)
Got/gotten
Sell (?)
Sold
Read
Read
Drive
Driven
Take
Taken
Fly (-)
Flown
Lose (+)
Lost