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% replaces any number of letters (la% - lake, lamp)_ replaces one letter (ca_ - car, cat)

Crossword clues for Stopcock 6 letters:

FAUCET: Stopcock
STOPCOCK: Type of faucet
STOPCOCK: Faucet.
STOPCOCKS: Pipe valves
STOPCOCK: Valve on a pipe
STOPCOCK: Faucet with a rotating plug
BURETTES: Stopcock chemistry tubes.