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

Crossword clues for Germ-free 8 letters:

SANITARY: Germ-free
STERILE: Germ-free
ASEPTIC: Germ-free
LABS: Some are germ-free
ASEPSES: Germ-free methods.