Just Add -ed
walk
walked
sing
sang
hit
hit
go
went
rick
ricked
jump
jumped
drink
drank
cut
cut
be
was
zib
zibbed
play
played
ride
rode
beat
beat
do
did
spow
spowed
try
tried
blow
blew
put
put
eat
ate
plund
plunded
manage
managed
feel
felt
set
set
buy
bought
spling
splung? splinged?