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

Crossword clues for Tough tissue 6 letters:

TENDON: Tough tissue
GRISTLES: Tough tissues
SINEW: Tough tissue
GRISTLE: Tough tissue
FIBERED: Having tough, threadlike tissues.
GRISTLES: Tough elastic tissues
SINEW: Tough, fibrous tissue