-ed
-ing
-er
-est
-s
100

drop

dropped /d/

100

sing

singing

100

small

smaller

100

fast

fastest

100

run

runs /z/

200

drip

dripped /d/

200

swim

swimming

200

kick

kicker
200

long

longest

200

hop

hops /s/

300

bench

benched /d/

300

inch

inching

300

quick

quicker

300

hard

hardest

300

frog

frogs /z/

400
scrub

scrubbed /d/

400

chill

chilling

400

spin

spinner

400

dull

dullest

400

drill

drills /z/

500

sight

sighted /ed/

500

thrill

thrilling

500

strong

stronger

500

kind

kindest

500

path

paths /s/