Tube
tube
Tubel
fool
idiot
Stube
parlor
room
Tuba
tuba
Tuberkel
tubercle
trübe
sombre
Bube
jack
Rübe
beet
turnip
Taube
pigeon
dove
deaf person
Stub
stub
Stüber
stiver
Stueber
Tubus
tube
Ruben
Reuben
Tauben
columbine
Täuber
cock
Tauber
cock pigeon
male pigeon
deaf person
Üben
practice
üben
exercise
practice
train
do
Daube
stave
Dübel
dowel