Burthensome

All ye that, as I do, have felt this smart, Ye know how burthensome 'tis at my heart.

"I can, madam, but I do not love one," said Anne, thinking of her most burthensome one.

A labour-rent thus became more difficult to enforce, while the increase of wealth among the tenantry and the rise of a new spirit of independence made it more burthensome to those who rendered it.