SH E LL S
shells
T R U CK S
trucks
S W I M S
swims
TH R EA D
thread
S W E P T
swept
C L O CK S
clocks
D R A N K
drank
D R O P S
drops
S C R U B
scrub
SH O P S
shops
F R O G S
frogs
L U N CH E S
lunches
U N T I L
until
S P R EA D
spread
C R A N K
crank
F I T T E D
fitted
S T U M P
stump
CH I LL S
chills
R A G G E D
ragged
P R A N K
prank
S T R O NG
strong
S T A N D S
stands
S T I CK S
sticks
C L I FF
cliff