stop + ed
stopped
climb + ing
climbing
jump + ing
jumping
ask + ing
asking
pet + ing
petting
help + ed
helped
jog + ing
jogging
hear + ing
hearing
walk + ed
walked
stomp + ed
stomped
eat + ing
eating
nap + ed
napped
pop + ing
popping
wag + ed
wagged
drip + ing
dripping
clap + ed
clapped