Crosswordiee.com

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

Crossword clues for Horse's burden 6 letters:

SADDLE: Horse's burden
CARTS: Shire horses' burdens
JOCKEYS: Burdens for horses
PLOW: Horse's burden
CART: Horse's burden, perhaps
HARNESS: Horse's burden