U-boat
U-boot
Unterseeboot
act for
agent
alternate
alternative
analogy
backup
change
change places with
changeling
collateral
common
comparison
copy
counterfeit
crowd out
cut out
demeaning
dependent
deputy
disadvantaged
displace
double
double for
dummy
equal
equivalent
ersatz
exchange
fake
fill in for
fill-in
ghost
ghostwrite
ghostwriter
grinder
hoagie
humble
imitation
in the shade
inferior
infra dig
junior
less
lesser
locum tenens
low
lower
hero
hero sandwich
subbed
subbing
submarine
submarine sandwich
interchange
sandwich
subs
EO
Ea
ITA
Illa
Luce
ab
ad
atque
cum
enim
etiam
fuit
ipsa
ipse
judice
mihi
nisi
nos
nunc
pena
quae
quidem
quo
quod
quoque
shuttle
tegmine
Cub
Hub
bub
chubb
club
cub
drub
dub
grub
hub
nub
pub
rub
scrub
shrub
snub
strub
stub
tub