burden · noun C /ˈbɜrd.ən/Full view
C1 something difficult or unpleasant that you have to deal with or worry about
Dictionary examples:

the burden of responsibility

I'd hate to be a burden to you when I'm older.

Learner example:

You can imagine the reaction of people: we're exhausted, we cannot stand the burden of new taxes; the government should reduce them, instead of increasing fiscal pressure. (Certificate in Advanced English; C1; Italian)

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