add ing
add ing to run
running
add ed to flip
flipped
add ing to begin
beginning
add ed to regret
regretted
add ing to fish
fishing
add ed to grade
graded
add ing to open
opening
add ed to table
tabled
add ing to catch
catching
add ed to fish
fished
add ing to propel
propelling
add ed to profit
profited
add ing to blur
blurring
add ed to snap
snapped
add ing to happen
happening
add ed to pardon
pardoned
add ing to stop
stopping
add ed to knit
knitted
add ing to abet
abetting
add ed to acquit
acquitted