Klunker
rock
Lunker
blowhole
Klinker
clinker
Kluster
cluster
Klüngel
clique
crowd
nepotistic network
old boys' network
Flunke
fluke
Flunder
flounder
Plunder
rubbish
junk
flunkern
fib
Kunkel
distaff
Bunker
bunker
stash
Funker
wireless operator
Junker
Junker
Punker
punk
Kanker
harvestman
linker
sinister
Linker
linker
Blinker
indicator
blinker
spoon bait
Klinke
handle
latch
phone jack
stereo jack
Kranker
sick person