obliged

What it means

1. Under an obligation to do something.

   All employees are obliged to complete a tax return every year.

   Synonyms: obligated

2. Grateful or indebted because of a favor done.

   I'm greatly obliged for your help with this problem.

In a sentence

All employees are obliged to complete a tax return every year.

Where it comes from

See oblige. Compare obligated.