Change Two Of Four

hint = bent

bent = take

take = pack

pack = race

race = back

back = rock

rock = come

come = tomb

tomb = mate

mate = salt

salt = fall

fall = bell

bell = beat

Beat = Beer..

beer = feet

feet = foot

foot = cool

cool..**..foot

foot = feet

feet = neat

neat = reap

reap = seat

seat=atleast

seat = bean

bean = bath

bath = salt

salt = take

take = bike

bike = kite

kite = kiss

kiss = list

list = wish

Wish = Wine..

wine = with

with = both

both = bone

Bone= note

note = both

both = they

they = when